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     // Set up default unspecified value 'colour'
 352     m_unspecifiedAppearance.SetFgCol(*wxLIGHT_GREY);
 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     // Fix editor position
1569     CorrectEditorWidgetPosY();
1570 }
1571
1572 // -----------------------------------------------------------------------
1573 // wxPropertyGrid property operations
1574 // -----------------------------------------------------------------------
1575
1576 bool wxPropertyGrid::EnsureVisible( wxPGPropArg id )
1577 {
1578     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(false)
1579
1580     Update();
1581
1582     bool changed = false;
1583
1584     // Is it inside collapsed section?
1585     if ( !p->IsVisible() )
1586     {
1587         // expand parents
1588         wxPGProperty* parent = p->GetParent();
1589         wxPGProperty* grandparent = parent->GetParent();
1590
1591         if ( grandparent && grandparent != m_pState->m_properties )
1592             Expand( grandparent );
1593
1594         Expand( parent );
1595         changed = true;
1596     }
1597
1598     // Need to scroll?
1599     int vx, vy;
1600     GetViewStart(&vx,&vy);
1601     vy*=wxPG_PIXELS_PER_UNIT;
1602
1603     int y = p->GetY();
1604
1605     if ( y < vy )
1606     {
1607         Scroll(vx, y/wxPG_PIXELS_PER_UNIT );
1608         m_iFlags |= wxPG_FL_SCROLLED;
1609         changed = true;
1610     }
1611     else if ( (y+m_lineHeight) > (vy+m_height) )
1612     {
1613         Scroll(vx, (y-m_height+(m_lineHeight*2))/wxPG_PIXELS_PER_UNIT );
1614         m_iFlags |= wxPG_FL_SCROLLED;
1615         changed = true;
1616     }
1617
1618     if ( changed )
1619         DrawItems( p, p );
1620
1621     return changed;
1622 }
1623
1624 // -----------------------------------------------------------------------
1625 // wxPropertyGrid helper methods called by properties
1626 // -----------------------------------------------------------------------
1627
1628 // Control font changer helper.
1629 void wxPropertyGrid::SetCurControlBoldFont()
1630 {
1631     wxASSERT( m_wndEditor );
1632     m_wndEditor->SetFont( m_captionFont );
1633 }
1634
1635 // -----------------------------------------------------------------------
1636
1637 wxPoint wxPropertyGrid::GetGoodEditorDialogPosition( wxPGProperty* p,
1638                                                      const wxSize& sz )
1639 {
1640 #if wxPG_SMALL_SCREEN
1641     // On small-screen devices, always show dialogs with default position and size.
1642     return wxDefaultPosition;
1643 #else
1644     int splitterX = GetSplitterPosition();
1645     int x = splitterX;
1646     int y = p->GetY();
1647
1648     wxCHECK_MSG( y >= 0, wxPoint(-1,-1), wxT("invalid y?") );
1649
1650     ImprovedClientToScreen( &x, &y );
1651
1652     int sw = wxSystemSettings::GetMetric( ::wxSYS_SCREEN_X );
1653     int sh = wxSystemSettings::GetMetric( ::wxSYS_SCREEN_Y );
1654
1655     int new_x;
1656     int new_y;
1657
1658     if ( x > (sw/2) )
1659         // left
1660         new_x = x + (m_width-splitterX) - sz.x;
1661     else
1662         // right
1663         new_x = x;
1664
1665     if ( y > (sh/2) )
1666         // above
1667         new_y = y - sz.y;
1668     else
1669         // below
1670         new_y = y + m_lineHeight;
1671
1672     return wxPoint(new_x,new_y);
1673 #endif
1674 }
1675
1676 // -----------------------------------------------------------------------
1677
1678 wxString& wxPropertyGrid::ExpandEscapeSequences( wxString& dst_str, wxString& src_str )
1679 {
1680     if ( src_str.length() == 0 )
1681     {
1682         dst_str = src_str;
1683         return src_str;
1684     }
1685
1686     bool prev_is_slash = false;
1687
1688     wxString::const_iterator i = src_str.begin();
1689
1690     dst_str.clear();
1691
1692     for ( ; i != src_str.end(); ++i )
1693     {
1694         wxUniChar a = *i;
1695
1696         if ( a != wxS('\\') )
1697         {
1698             if ( !prev_is_slash )
1699             {
1700                 dst_str << a;
1701             }
1702             else
1703             {
1704                 if ( a == wxS('n') )
1705                 {
1706             #ifdef __WXMSW__
1707                     dst_str << wxS('\n');
1708             #else
1709                     dst_str << wxS('\n');
1710             #endif
1711                 }
1712                 else if ( a == wxS('t') )
1713                     dst_str << wxS('\t');
1714                 else
1715                     dst_str << a;
1716             }
1717             prev_is_slash = false;
1718         }
1719         else
1720         {
1721             if ( prev_is_slash )
1722             {
1723                 dst_str << wxS('\\');
1724                 prev_is_slash = false;
1725             }
1726             else
1727             {
1728                 prev_is_slash = true;
1729             }
1730         }
1731     }
1732     return dst_str;
1733 }
1734
1735 // -----------------------------------------------------------------------
1736
1737 wxString& wxPropertyGrid::CreateEscapeSequences( wxString& dst_str, wxString& src_str )
1738 {
1739     if ( src_str.length() == 0 )
1740     {
1741         dst_str = src_str;
1742         return src_str;
1743     }
1744
1745     wxString::const_iterator i = src_str.begin();
1746     wxUniChar prev_a = wxS('\0');
1747
1748     dst_str.clear();
1749
1750     for ( ; i != src_str.end(); ++i )
1751     {
1752         wxChar a = *i;
1753
1754         if ( a >= wxS(' ') )
1755         {
1756             // This surely is not something that requires an escape sequence.
1757             dst_str << a;
1758         }
1759         else
1760         {
1761             // This might need...
1762             if ( a == wxS('\r')  )
1763             {
1764                 // DOS style line end.
1765                 // Already taken care below
1766             }
1767             else if ( a == wxS('\n') )
1768                 // UNIX style line end.
1769                 dst_str << wxS("\\n");
1770             else if ( a == wxS('\t') )
1771                 // Tab.
1772                 dst_str << wxS('\t');
1773             else
1774             {
1775                 //wxLogDebug(wxT("WARNING: Could not create escape sequence for character #%i"),(int)a);
1776                 dst_str << a;
1777             }
1778         }
1779
1780         prev_a = a;
1781     }
1782     return dst_str;
1783 }
1784
1785 // -----------------------------------------------------------------------
1786
1787 wxPGProperty* wxPropertyGrid::DoGetItemAtY( int y ) const
1788 {
1789     // Outside?
1790     if ( y < 0 )
1791         return NULL;
1792
1793     unsigned int a = 0;
1794     return m_pState->m_properties->GetItemAtY(y, m_lineHeight, &a);
1795 }
1796
1797 // -----------------------------------------------------------------------
1798 // wxPropertyGrid graphics related methods
1799 // -----------------------------------------------------------------------
1800
1801 void wxPropertyGrid::OnPaint( wxPaintEvent& WXUNUSED(event) )
1802 {
1803     wxPaintDC dc(this);
1804     PrepareDC(dc);
1805
1806     // Don't paint after destruction has begun
1807     if ( !HasInternalFlag(wxPG_FL_INITIALIZED) )
1808         return;
1809
1810     // Find out where the window is scrolled to
1811     int vx,vy;                     // Top left corner of client
1812     GetViewStart(&vx,&vy);
1813     vy *= wxPG_PIXELS_PER_UNIT;
1814
1815     // Update everything inside the box
1816     wxRect r = GetUpdateRegion().GetBox();
1817
1818     r.y += vy;
1819
1820     // FIXME: This is just a workaround for a bug that causes splitters not
1821     //        to paint when other windows are being dragged over the grid.
1822     r.x = 0;
1823     r.width = GetClientSize().x;
1824
1825     // Repaint this rectangle
1826     DrawItems( dc, r.y, r.y + r.height, &r );
1827
1828     // We assume that the size set when grid is shown
1829     // is what is desired.
1830     SetInternalFlag(wxPG_FL_GOOD_SIZE_SET);
1831 }
1832
1833 // -----------------------------------------------------------------------
1834
1835 void wxPropertyGrid::DrawExpanderButton( wxDC& dc, const wxRect& rect,
1836                                          wxPGProperty* property ) const
1837 {
1838     // Prepare rectangle to be used
1839     wxRect r(rect);
1840     r.x += m_gutterWidth; r.y += m_buttonSpacingY;
1841     r.width = m_iconWidth; r.height = m_iconHeight;
1842
1843 #if (wxPG_USE_RENDERER_NATIVE)
1844     //
1845 #elif wxPG_ICON_WIDTH
1846     // Drawing expand/collapse button manually
1847     dc.SetPen(m_colPropFore);
1848     if ( property->IsCategory() )
1849         dc.SetBrush(*wxTRANSPARENT_BRUSH);
1850     else
1851         dc.SetBrush(m_colPropBack);
1852
1853     dc.DrawRectangle( r );
1854     int _y = r.y+(m_iconWidth/2);
1855     dc.DrawLine(r.x+2,_y,r.x+m_iconWidth-2,_y);
1856 #else
1857     wxBitmap* bmp;
1858 #endif
1859
1860     if ( property->IsExpanded() )
1861     {
1862     // wxRenderer functions are non-mutating in nature, so it
1863     // should be safe to cast "const wxPropertyGrid*" to "wxWindow*".
1864     // Hopefully this does not cause problems.
1865     #if (wxPG_USE_RENDERER_NATIVE)
1866         wxRendererNative::Get().DrawTreeItemButton(
1867                 (wxWindow*)this,
1868                 dc,
1869                 r,
1870                 wxCONTROL_EXPANDED
1871             );
1872     #elif wxPG_ICON_WIDTH
1873         //
1874     #else
1875         bmp = m_collbmp;
1876     #endif
1877
1878     }
1879     else
1880     {
1881     #if (wxPG_USE_RENDERER_NATIVE)
1882         wxRendererNative::Get().DrawTreeItemButton(
1883                 (wxWindow*)this,
1884                 dc,
1885                 r,
1886                 0
1887             );
1888     #elif wxPG_ICON_WIDTH
1889         int _x = r.x+(m_iconWidth/2);
1890         dc.DrawLine(_x,r.y+2,_x,r.y+m_iconWidth-2);
1891     #else
1892         bmp = m_expandbmp;
1893     #endif
1894     }
1895
1896 #if (wxPG_USE_RENDERER_NATIVE)
1897     //
1898 #elif wxPG_ICON_WIDTH
1899     //
1900 #else
1901     dc.DrawBitmap( *bmp, r.x, r.y, true );
1902 #endif
1903 }
1904
1905 // -----------------------------------------------------------------------
1906
1907 //
1908 // This is the one called by OnPaint event handler and others.
1909 // topy and bottomy are already unscrolled (ie. physical)
1910 //
1911 void wxPropertyGrid::DrawItems( wxDC& dc,
1912                                 unsigned int topItemY,
1913                                 unsigned int bottomItemY,
1914                                 const wxRect* drawRect )
1915 {
1916     if ( m_frozen ||
1917          m_height < 1 ||
1918          bottomItemY < topItemY ||
1919          !m_pState )
1920         return;
1921
1922     m_pState->EnsureVirtualHeight();
1923
1924     wxRect tempDrawRect;
1925     if ( !drawRect )
1926     {
1927         tempDrawRect = wxRect(0, topItemY,
1928                               m_pState->m_width,
1929                               bottomItemY);
1930         drawRect = &tempDrawRect;
1931     }
1932
1933     // items added check
1934     if ( m_pState->m_itemsAdded ) PrepareAfterItemsAdded();
1935
1936     int paintFinishY = 0;
1937
1938     if ( m_pState->m_properties->GetChildCount() > 0 )
1939     {
1940         wxDC* dcPtr = &dc;
1941         bool isBuffered = false;
1942
1943     #if wxPG_DOUBLE_BUFFER
1944         wxMemoryDC* bufferDC = NULL;
1945
1946         if ( !(GetExtraStyle() & wxPG_EX_NATIVE_DOUBLE_BUFFERING) )
1947         {
1948             if ( !m_doubleBuffer )
1949             {
1950                 paintFinishY = drawRect->y;
1951                 dcPtr = NULL;
1952             }
1953             else
1954             {
1955                 bufferDC = new wxMemoryDC();
1956
1957                 // If nothing was changed, then just copy from double-buffer
1958                 bufferDC->SelectObject( *m_doubleBuffer );
1959                 dcPtr = bufferDC;
1960
1961                 isBuffered = true;
1962             }
1963         }
1964     #endif
1965
1966         if ( dcPtr )
1967         {
1968             dc.SetClippingRegion( *drawRect );
1969             paintFinishY = DoDrawItems( *dcPtr, drawRect, isBuffered );
1970             int drawBottomY = drawRect->y + drawRect->height;
1971
1972             // Clear area beyond last painted property
1973             if ( paintFinishY < drawBottomY )
1974             {
1975                 dcPtr->SetPen(m_colEmptySpace);
1976                 dcPtr->SetBrush(m_colEmptySpace);
1977                 dcPtr->DrawRectangle(0, paintFinishY,
1978                                      m_width,
1979                                      drawBottomY );
1980             }
1981
1982             dc.DestroyClippingRegion();
1983         }
1984
1985     #if wxPG_DOUBLE_BUFFER
1986         if ( bufferDC )
1987         {
1988             dc.Blit( drawRect->x, drawRect->y, drawRect->width,
1989                      drawRect->height,
1990                      bufferDC, 0, 0, wxCOPY );
1991             delete bufferDC;
1992         }
1993     #endif
1994     }
1995     else
1996     {
1997         // Just clear the area
1998         dc.SetPen(m_colEmptySpace);
1999         dc.SetBrush(m_colEmptySpace);
2000         dc.DrawRectangle(*drawRect);
2001     }
2002 }
2003
2004 // -----------------------------------------------------------------------
2005
2006 int wxPropertyGrid::DoDrawItems( wxDC& dc,
2007                                  const wxRect* drawRect,
2008                                  bool isBuffered ) const
2009 {
2010     const wxPGProperty* firstItem;
2011     const wxPGProperty* lastItem;
2012
2013     firstItem = DoGetItemAtY(drawRect->y);
2014     lastItem = DoGetItemAtY(drawRect->y+drawRect->height-1);
2015
2016     if ( !lastItem )
2017         lastItem = GetLastItem( wxPG_ITERATE_VISIBLE );
2018
2019     if ( m_frozen || m_height < 1 || firstItem == NULL )
2020         return drawRect->y;
2021
2022     wxCHECK_MSG( !m_pState->m_itemsAdded, drawRect->y,
2023                  "no items added" );
2024     wxASSERT( m_pState->m_properties->GetChildCount() );
2025
2026     int lh = m_lineHeight;
2027
2028     int firstItemTopY;
2029     int lastItemBottomY;
2030
2031     firstItemTopY = drawRect->y;
2032     lastItemBottomY = drawRect->y + drawRect->height;
2033
2034     // Align y coordinates to item boundaries
2035     firstItemTopY -= firstItemTopY % lh;
2036     lastItemBottomY += lh - (lastItemBottomY % lh);
2037     lastItemBottomY -= 1;
2038
2039     // Entire range outside scrolled, visible area?
2040     if ( firstItemTopY >= (int)m_pState->GetVirtualHeight() ||
2041          lastItemBottomY <= 0 )
2042         return drawRect->y;
2043
2044     wxCHECK_MSG( firstItemTopY < lastItemBottomY,
2045                  drawRect->y,
2046                  "invalid y values" );
2047
2048     /*
2049     wxLogDebug("  -> DoDrawItems ( \"%s\" -> \"%s\"
2050                "height=%i (ch=%i), drawRect = 0x%lX )",
2051         firstItem->GetLabel().c_str(),
2052         lastItem->GetLabel().c_str(),
2053         (int)(lastItemBottomY - firstItemTopY),
2054         (int)m_height,
2055         (unsigned long)drawRect );
2056     */
2057
2058     wxRect r;
2059
2060     long windowStyle = m_windowStyle;
2061
2062     int xRelMod = 0;
2063
2064     //
2065     // With wxPG_DOUBLE_BUFFER, do double buffering
2066     // - buffer's y = 0, so align drawRect and coordinates to that
2067     //
2068 #if wxPG_DOUBLE_BUFFER
2069     int yRelMod = 0;
2070
2071     wxRect cr2;
2072
2073     if ( isBuffered )
2074     {
2075         xRelMod = drawRect->x;
2076         yRelMod = drawRect->y;
2077
2078         //
2079         // drawRect conversion
2080         cr2 = *drawRect;
2081         cr2.x -= xRelMod;
2082         cr2.y -= yRelMod;
2083         drawRect = &cr2;
2084         firstItemTopY -= yRelMod;
2085         lastItemBottomY -= yRelMod;
2086     }
2087 #else
2088     wxUnusedVar(isBuffered);
2089 #endif
2090
2091     int x = m_marginWidth - xRelMod;
2092
2093     wxFont normalFont = GetFont();
2094
2095     bool reallyFocused = (m_iFlags & wxPG_FL_FOCUSED) != 0;
2096
2097     bool isPgEnabled = IsEnabled();
2098
2099     //
2100     // Prepare some pens and brushes that are often changed to.
2101     //
2102
2103     wxBrush marginBrush(m_colMargin);
2104     wxPen marginPen(m_colMargin);
2105     wxBrush capbgbrush(m_colCapBack,wxSOLID);
2106     wxPen linepen(m_colLine,1,wxSOLID);
2107
2108     wxColour selBackCol;
2109     if ( isPgEnabled )
2110         selBackCol = m_colSelBack;
2111     else
2112         selBackCol = m_colMargin;
2113
2114     // pen that has same colour as text
2115     wxPen outlinepen(m_colPropFore,1,wxSOLID);
2116
2117     //
2118     // Clear margin with background colour
2119     //
2120     dc.SetBrush( marginBrush );
2121     if ( !(windowStyle & wxPG_HIDE_MARGIN) )
2122     {
2123         dc.SetPen( *wxTRANSPARENT_PEN );
2124         dc.DrawRectangle(-1-xRelMod,firstItemTopY-1,x+2,lastItemBottomY-firstItemTopY+2);
2125     }
2126
2127     const wxPGProperty* firstSelected = GetSelection();
2128     const wxPropertyGridPageState* state = m_pState;
2129     const wxArrayInt& colWidths = state->m_colWidths;
2130
2131 #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
2132     bool wasSelectedPainted = false;
2133 #endif
2134
2135     // TODO: Only render columns that are within clipping region.
2136
2137     dc.SetFont(normalFont);
2138
2139     wxPropertyGridConstIterator it( state, wxPG_ITERATE_VISIBLE, firstItem );
2140     int endScanBottomY = lastItemBottomY + lh;
2141     int y = firstItemTopY;
2142
2143     //
2144     // Pregenerate list of visible properties.
2145     wxArrayPGProperty visPropArray;
2146     visPropArray.reserve((m_height/m_lineHeight)+6);
2147
2148     for ( ; !it.AtEnd(); it.Next() )
2149     {
2150         const wxPGProperty* p = *it;
2151
2152         if ( !p->HasFlag(wxPG_PROP_HIDDEN) )
2153         {
2154             visPropArray.push_back((wxPGProperty*)p);
2155
2156             if ( y > endScanBottomY )
2157                 break;
2158
2159             y += lh;
2160         }
2161     }
2162
2163     visPropArray.push_back(NULL);
2164
2165     wxPGProperty* nextP = visPropArray[0];
2166
2167     int gridWidth = state->m_width;
2168
2169     y = firstItemTopY;
2170     for ( unsigned int arrInd=1;
2171           nextP && y <= lastItemBottomY;
2172           arrInd++ )
2173     {
2174         wxPGProperty* p = nextP;
2175         nextP = visPropArray[arrInd];
2176
2177         int rowHeight = m_fontHeight+(m_spacingy*2)+1;
2178         int textMarginHere = x;
2179         int renderFlags = 0;
2180
2181         int greyDepth = m_marginWidth;
2182         if ( !(windowStyle & wxPG_HIDE_CATEGORIES) )
2183             greyDepth = (((int)p->m_depthBgCol)-1) * m_subgroup_extramargin + m_marginWidth;
2184
2185         int greyDepthX = greyDepth - xRelMod;
2186
2187         // Use basic depth if in non-categoric mode and parent is base array.
2188         if ( !(windowStyle & wxPG_HIDE_CATEGORIES) || p->GetParent() != m_pState->m_properties )
2189         {
2190             textMarginHere += ((unsigned int)((p->m_depth-1)*m_subgroup_extramargin));
2191         }
2192
2193         // Paint margin area
2194         dc.SetBrush(marginBrush);
2195         dc.SetPen(marginPen);
2196         dc.DrawRectangle( -xRelMod, y, greyDepth, lh );
2197
2198         dc.SetPen( linepen );
2199
2200         int y2 = y + lh;
2201
2202 #ifdef __WXMSW__
2203         // Margin Edge
2204         // Modified by JACS to not draw a margin if wxPG_HIDE_MARGIN is specified, since it
2205         // looks better, at least under Windows when we have a themed border (the themed-window-specific
2206         // whitespace between the real border and the propgrid margin exacerbates the double-border look).
2207
2208         // Is this or its parent themed?
2209         bool suppressMarginEdge = (GetWindowStyle() & wxPG_HIDE_MARGIN) &&
2210             (((GetWindowStyle() & wxBORDER_MASK) == wxBORDER_THEME) ||
2211             (((GetWindowStyle() & wxBORDER_MASK) == wxBORDER_NONE) && ((GetParent()->GetWindowStyle() & wxBORDER_MASK) == wxBORDER_THEME)));
2212 #else
2213         bool suppressMarginEdge = false;
2214 #endif
2215         if (!suppressMarginEdge)
2216             dc.DrawLine( greyDepthX, y, greyDepthX, y2 );
2217         else
2218         {
2219             // Blank out the margin edge
2220             dc.SetPen(wxPen(GetBackgroundColour()));
2221             dc.DrawLine( greyDepthX, y, greyDepthX, y2 );
2222             dc.SetPen( linepen );
2223         }
2224
2225         // Splitters
2226         unsigned int si;
2227         int sx = x;
2228
2229         for ( si=0; si<colWidths.size(); si++ )
2230         {
2231             sx += colWidths[si];
2232             dc.DrawLine( sx, y, sx, y2 );
2233         }
2234
2235         // Horizontal Line, below
2236         //   (not if both this and next is category caption)
2237         if ( p->IsCategory() &&
2238              nextP && nextP->IsCategory() )
2239             dc.SetPen(m_colCapBack);
2240
2241         dc.DrawLine( greyDepthX, y2-1, gridWidth-xRelMod, y2-1 );
2242
2243         //
2244         // Need to override row colours?
2245         wxColour rowFgCol;
2246         wxColour rowBgCol;
2247
2248         bool isSelected = state->DoIsPropertySelected(p);
2249
2250         if ( !isSelected )
2251         {
2252             // Disabled may get different colour.
2253             if ( !p->IsEnabled() )
2254             {
2255                 renderFlags |= wxPGCellRenderer::Disabled |
2256                                wxPGCellRenderer::DontUseCellFgCol;
2257                 rowFgCol = m_colDisPropFore;
2258             }
2259         }
2260         else
2261         {
2262 #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
2263             if ( p == firstSelected )
2264                 wasSelectedPainted = true;
2265 #endif
2266
2267             renderFlags |= wxPGCellRenderer::Selected;
2268
2269             if ( !p->IsCategory() )
2270             {
2271                 renderFlags |= wxPGCellRenderer::DontUseCellFgCol |
2272                                wxPGCellRenderer::DontUseCellBgCol;
2273
2274                 if ( reallyFocused && p == firstSelected )
2275                 {
2276                     rowFgCol = m_colSelFore;
2277                     rowBgCol = selBackCol;
2278                 }
2279                 else if ( isPgEnabled )
2280                 {
2281                     rowFgCol = m_colPropFore;
2282                     if ( p == firstSelected )
2283                         rowBgCol = m_colMargin;
2284                     else
2285                         rowBgCol = selBackCol;
2286                 }
2287                 else
2288                 {
2289                     rowFgCol = m_colDisPropFore;
2290                     rowBgCol = selBackCol;
2291                 }
2292             }
2293         }
2294
2295         wxBrush rowBgBrush;
2296
2297         if ( rowBgCol.IsOk() )
2298             rowBgBrush = wxBrush(rowBgCol);
2299
2300         if ( HasInternalFlag(wxPG_FL_CELL_OVERRIDES_SEL) )
2301             renderFlags = renderFlags & ~wxPGCellRenderer::DontUseCellColours;
2302
2303         //
2304         // Fill additional margin area with background colour of first cell
2305         if ( greyDepthX < textMarginHere )
2306         {
2307             if ( !(renderFlags & wxPGCellRenderer::DontUseCellBgCol) )
2308             {
2309                 wxPGCell& cell = p->GetCell(0);
2310                 rowBgCol = cell.GetBgCol();
2311                 rowBgBrush = wxBrush(rowBgCol);
2312             }
2313             dc.SetBrush(rowBgBrush);
2314             dc.SetPen(rowBgCol);
2315             dc.DrawRectangle(greyDepthX+1, y,
2316                              textMarginHere-greyDepthX, lh-1);
2317         }
2318
2319         bool fontChanged = false;
2320
2321         // Expander button rectangle
2322         wxRect butRect( ((p->m_depth - 1) * m_subgroup_extramargin) - xRelMod,
2323                         y,
2324                         m_marginWidth,
2325                         lh );
2326
2327         // Default cell rect fill the entire row
2328         wxRect cellRect(greyDepthX, y,
2329                         gridWidth - greyDepth + 2, rowHeight-1 );
2330
2331         bool isCategory = p->IsCategory();
2332
2333         if ( isCategory )
2334         {
2335             dc.SetFont(m_captionFont);
2336             fontChanged = true;
2337
2338             if ( renderFlags & wxPGCellRenderer::DontUseCellBgCol )
2339             {
2340                 dc.SetBrush(rowBgBrush);
2341                 dc.SetPen(rowBgCol);
2342             }
2343
2344             if ( renderFlags & wxPGCellRenderer::DontUseCellFgCol )
2345             {
2346                 dc.SetTextForeground(rowFgCol);
2347             }
2348         }
2349         else
2350         {
2351             // Fine tune button rectangle to actually fit the cell
2352             if ( butRect.x > 0 )
2353                 butRect.x += IN_CELL_EXPANDER_BUTTON_X_ADJUST;
2354
2355             if ( p->m_flags & wxPG_PROP_MODIFIED &&
2356                  (windowStyle & wxPG_BOLD_MODIFIED) )
2357             {
2358                 dc.SetFont(m_captionFont);
2359                 fontChanged = true;
2360             }
2361
2362             // Magic fine-tuning for non-category rows
2363             cellRect.x += 1;
2364         }
2365
2366         int firstCellWidth = colWidths[0] - (greyDepthX - m_marginWidth);
2367         int firstCellX = cellRect.x;
2368
2369         // Calculate cellRect.x for the last cell
2370         unsigned int ci = 0;
2371         int cellX = x + 1;
2372         for ( ci=0; ci<colWidths.size(); ci++ )
2373             cellX += colWidths[ci];
2374         cellRect.x = cellX;
2375
2376         // Draw cells from back to front so that we can easily tell if the
2377         // cell on the right was empty from text
2378         bool prevFilled = true;
2379         ci = colWidths.size();
2380         do
2381         {
2382             ci--;
2383
2384             int textXAdd = 0;
2385
2386             if ( ci == 0 )
2387             {
2388                 textXAdd = textMarginHere - greyDepthX;
2389                 cellRect.width = firstCellWidth;
2390                 cellRect.x = firstCellX;
2391             }
2392             else
2393             {
2394                 int colWidth = colWidths[ci];
2395                 cellRect.width = colWidth;
2396                 cellRect.x -= colWidth;
2397             }
2398
2399             // Merge with column to the right?
2400             if ( !prevFilled && isCategory )
2401             {
2402                 cellRect.width += colWidths[ci+1];
2403             }
2404
2405             if ( !isCategory )
2406                 cellRect.width -= 1;
2407
2408             wxWindow* cellEditor = NULL;
2409             int cellRenderFlags = renderFlags;
2410
2411             // Tree Item Button (must be drawn before clipping is set up)
2412             if ( ci == 0 && !HasFlag(wxPG_HIDE_MARGIN) && p->HasVisibleChildren() )
2413                 DrawExpanderButton( dc, butRect, p );
2414
2415             // Background
2416             if ( isSelected && (ci == 1 || ci == m_selColumn) )
2417             {
2418                 if ( p == firstSelected )
2419                 {
2420                     if ( ci == 1 && m_wndEditor )
2421                         cellEditor = m_wndEditor;
2422                     else if ( ci == m_selColumn && m_labelEditor )
2423                         cellEditor = m_labelEditor;
2424                 }
2425
2426                 if ( cellEditor )
2427                 {
2428                     wxColour editorBgCol =
2429                         cellEditor->GetBackgroundColour();
2430                     dc.SetBrush(editorBgCol);
2431                     dc.SetPen(editorBgCol);
2432                     dc.SetTextForeground(m_colPropFore);
2433                     dc.DrawRectangle(cellRect);
2434
2435                     if ( m_dragStatus != 0 ||
2436                          (m_iFlags & wxPG_FL_CUR_USES_CUSTOM_IMAGE) )
2437                         cellEditor = NULL;
2438                 }
2439                 else
2440                 {
2441                     dc.SetBrush(m_colPropBack);
2442                     dc.SetPen(m_colPropBack);
2443                     if ( p->IsEnabled() )
2444                         dc.SetTextForeground(m_colPropFore);
2445                     else
2446                         dc.SetTextForeground(m_colDisPropFore);
2447                 }
2448             }
2449             else
2450             {
2451                 if ( renderFlags & wxPGCellRenderer::DontUseCellBgCol )
2452                 {
2453                     dc.SetBrush(rowBgBrush);
2454                     dc.SetPen(rowBgCol);
2455                 }
2456
2457                 if ( renderFlags & wxPGCellRenderer::DontUseCellFgCol )
2458                 {
2459                     dc.SetTextForeground(rowFgCol);
2460                 }
2461             }
2462
2463             dc.SetClippingRegion(cellRect);
2464
2465             cellRect.x += textXAdd;
2466             cellRect.width -= textXAdd;
2467
2468             // Foreground
2469             if ( !cellEditor )
2470             {
2471                 wxPGCellRenderer* renderer;
2472                 int cmnVal = p->GetCommonValue();
2473                 if ( cmnVal == -1 || ci != 1 )
2474                 {
2475                     renderer = p->GetCellRenderer(ci);
2476                     prevFilled = renderer->Render(dc, cellRect, this,
2477                                                   p, ci, -1,
2478                                                   cellRenderFlags );
2479                 }
2480                 else
2481                 {
2482                     renderer = GetCommonValue(cmnVal)->GetRenderer();
2483                     prevFilled = renderer->Render(dc, cellRect, this,
2484                                                   p, ci, -1,
2485                                                   cellRenderFlags );
2486                 }
2487             }
2488             else
2489             {
2490                 prevFilled = true;
2491             }
2492
2493             dc.DestroyClippingRegion(); // Is this really necessary?
2494         }
2495         while ( ci > 0 );
2496
2497         if ( fontChanged )
2498             dc.SetFont(normalFont);
2499
2500         y += rowHeight;
2501     }
2502
2503     // Refresh editor controls (seems not needed on msw)
2504     // NOTE: This code is mandatory for GTK!
2505 #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
2506     if ( wasSelectedPainted )
2507     {
2508         if ( m_wndEditor )
2509             m_wndEditor->Refresh();
2510         if ( m_wndEditor2 )
2511             m_wndEditor2->Refresh();
2512     }
2513 #endif
2514
2515     return y;
2516 }
2517
2518 // -----------------------------------------------------------------------
2519
2520 wxRect wxPropertyGrid::GetPropertyRect( const wxPGProperty* p1, const wxPGProperty* p2 ) const
2521 {
2522     wxRect r;
2523
2524     if ( m_width < 10 || m_height < 10 ||
2525          !m_pState->m_properties->GetChildCount() ||
2526          p1 == NULL )
2527         return wxRect(0,0,0,0);
2528
2529     int vy = 0;
2530
2531     //
2532     // Return rect which encloses the given property range
2533     // (in logical grid coordinates)
2534     //
2535
2536     int visTop = p1->GetY();
2537     int visBottom;
2538     if ( p2 )
2539         visBottom = p2->GetY() + m_lineHeight;
2540     else
2541         visBottom = m_height + visTop;
2542
2543     // If seleced property is inside the range, we'll extend the range to include
2544     // control's size.
2545     wxPGProperty* selected = GetSelection();
2546     if ( selected )
2547     {
2548         int selectedY = selected->GetY();
2549         if ( selectedY >= visTop && selectedY < visBottom )
2550         {
2551             wxWindow* editor = GetEditorControl();
2552             if ( editor )
2553             {
2554                 int visBottom2 = selectedY + editor->GetSize().y;
2555                 if ( visBottom2 > visBottom )
2556                     visBottom = visBottom2;
2557             }
2558         }
2559     }
2560
2561     return wxRect(0,visTop-vy,m_pState->m_width,visBottom-visTop);
2562 }
2563
2564 // -----------------------------------------------------------------------
2565
2566 void wxPropertyGrid::DrawItems( const wxPGProperty* p1, const wxPGProperty* p2 )
2567 {
2568     if ( m_frozen )
2569         return;
2570
2571     if ( m_pState->m_itemsAdded )
2572         PrepareAfterItemsAdded();
2573
2574     wxRect r = GetPropertyRect(p1, p2);
2575     if ( r.width > 0 )
2576     {
2577         // Convert rectangle from logical grid coordinates to physical ones
2578         int vx, vy;
2579         GetViewStart(&vx, &vy);
2580         vx *= wxPG_PIXELS_PER_UNIT;
2581         vy *= wxPG_PIXELS_PER_UNIT;
2582         r.x -= vx;
2583         r.y -= vy;
2584         RefreshRect(r);
2585     }
2586 }
2587
2588 // -----------------------------------------------------------------------
2589
2590 void wxPropertyGrid::RefreshProperty( wxPGProperty* p )
2591 {
2592     if ( m_pState->DoIsPropertySelected(p) )
2593     {
2594         // NB: We must copy the selection.
2595         wxArrayPGProperty selection = m_pState->m_selection;
2596         DoSetSelection(selection, wxPG_SEL_FORCE);
2597     }
2598
2599     DrawItemAndChildren(p);
2600 }
2601
2602 // -----------------------------------------------------------------------
2603
2604 void wxPropertyGrid::DrawItemAndValueRelated( wxPGProperty* p )
2605 {
2606     if ( m_frozen )
2607         return;
2608
2609     // Draw item, children, and parent too, if it is not category
2610     wxPGProperty* parent = p->GetParent();
2611
2612     while ( parent &&
2613             !parent->IsCategory() &&
2614             parent->GetParent() )
2615     {
2616          DrawItem(parent);
2617          parent = parent->GetParent();
2618     }
2619
2620     DrawItemAndChildren(p);
2621 }
2622
2623 void wxPropertyGrid::DrawItemAndChildren( wxPGProperty* p )
2624 {
2625     wxCHECK_RET( p, wxT("invalid property id") );
2626
2627     // Do not draw if in non-visible page
2628     if ( p->GetParentState() != m_pState )
2629         return;
2630
2631     // do not draw a single item if multiple pending
2632     if ( m_pState->m_itemsAdded || m_frozen )
2633         return;
2634
2635     // Update child control.
2636     wxPGProperty* selected = GetSelection();
2637     if ( selected && selected->GetParent() == p )
2638         RefreshEditor();
2639
2640     const wxPGProperty* lastDrawn = p->GetLastVisibleSubItem();
2641
2642     DrawItems(p, lastDrawn);
2643 }
2644
2645 // -----------------------------------------------------------------------
2646
2647 void wxPropertyGrid::Refresh( bool WXUNUSED(eraseBackground),
2648                               const wxRect *rect )
2649 {
2650     PrepareAfterItemsAdded();
2651
2652     wxWindow::Refresh(false, rect);
2653
2654 #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
2655     // I think this really helps only GTK+1.2
2656     if ( m_wndEditor ) m_wndEditor->Refresh();
2657     if ( m_wndEditor2 ) m_wndEditor2->Refresh();
2658 #endif
2659 }
2660
2661 // -----------------------------------------------------------------------
2662 // wxPropertyGrid global operations
2663 // -----------------------------------------------------------------------
2664
2665 void wxPropertyGrid::Clear()
2666 {
2667     m_pState->DoClear();
2668
2669     m_propHover = NULL;
2670
2671     m_prevVY = 0;
2672
2673     RecalculateVirtualSize();
2674
2675     // Need to clear some area at the end
2676     if ( !m_frozen )
2677         RefreshRect(wxRect(0, 0, m_width, m_height));
2678 }
2679
2680 // -----------------------------------------------------------------------
2681
2682 bool wxPropertyGrid::EnableCategories( bool enable )
2683 {
2684     DoClearSelection();
2685
2686     if ( enable )
2687     {
2688         //
2689         // Enable categories
2690         //
2691
2692         m_windowStyle &= ~(wxPG_HIDE_CATEGORIES);
2693     }
2694     else
2695     {
2696         //
2697         // Disable categories
2698         //
2699         m_windowStyle |= wxPG_HIDE_CATEGORIES;
2700     }
2701
2702     if ( !m_pState->EnableCategories(enable) )
2703         return false;
2704
2705     if ( !m_frozen )
2706     {
2707         if ( m_windowStyle & wxPG_AUTO_SORT )
2708         {
2709             m_pState->m_itemsAdded = 1; // force
2710             PrepareAfterItemsAdded();
2711         }
2712     }
2713     else
2714         m_pState->m_itemsAdded = 1;
2715
2716     // No need for RecalculateVirtualSize() here - it is already called in
2717     // wxPropertyGridPageState method above.
2718
2719     Refresh();
2720
2721     return true;
2722 }
2723
2724 // -----------------------------------------------------------------------
2725
2726 void wxPropertyGrid::SwitchState( wxPropertyGridPageState* pNewState )
2727 {
2728     wxASSERT( pNewState );
2729     wxASSERT( pNewState->GetGrid() );
2730
2731     if ( pNewState == m_pState )
2732         return;
2733
2734     wxArrayPGProperty oldSelection = m_pState->m_selection;
2735
2736     // Call ClearSelection() instead of DoClearSelection()
2737     // so that selection clear events are not sent.
2738     ClearSelection();
2739
2740     m_pState->m_selection = oldSelection;
2741
2742     bool orig_mode = m_pState->IsInNonCatMode();
2743     bool new_state_mode = pNewState->IsInNonCatMode();
2744
2745     m_pState = pNewState;
2746
2747     // Validate width
2748     int pgWidth = GetClientSize().x;
2749     if ( HasVirtualWidth() )
2750     {
2751         int minWidth = pgWidth;
2752         if ( pNewState->m_width < minWidth )
2753         {
2754             pNewState->m_width = minWidth;
2755             pNewState->CheckColumnWidths();
2756         }
2757     }
2758     else
2759     {
2760         //
2761         // Just in case, fully re-center splitter
2762         //if ( HasFlag( wxPG_SPLITTER_AUTO_CENTER ) )
2763         //    pNewState->m_fSplitterX = -1.0;
2764
2765         pNewState->OnClientWidthChange(pgWidth,
2766                                        pgWidth - pNewState->m_width);
2767     }
2768
2769     m_propHover = NULL;
2770
2771     // If necessary, convert state to correct mode.
2772     if ( orig_mode != new_state_mode )
2773     {
2774         // This should refresh as well.
2775         EnableCategories( orig_mode?false:true );
2776     }
2777     else if ( !m_frozen )
2778     {
2779         // Refresh, if not frozen.
2780         m_pState->PrepareAfterItemsAdded();
2781
2782         // Reselect (Use SetSelection() instead of Do-variant so that
2783         // events won't be sent).
2784         SetSelection(m_pState->m_selection);
2785
2786         RecalculateVirtualSize(0);
2787         Refresh();
2788     }
2789     else
2790         m_pState->m_itemsAdded = 1;
2791 }
2792
2793 // -----------------------------------------------------------------------
2794
2795 // Call to SetSplitterPosition will always disable splitter auto-centering
2796 // if parent window is shown.
2797 void wxPropertyGrid::DoSetSplitterPosition( int newxpos,
2798                                             int splitterIndex,
2799                                             int flags )
2800 {
2801     if ( ( newxpos < wxPG_DRAG_MARGIN ) )
2802         return;
2803
2804     wxPropertyGridPageState* state = m_pState;
2805
2806     if ( flags & wxPG_SPLITTER_FROM_EVENT )
2807         state->m_dontCenterSplitter = true;
2808
2809     state->DoSetSplitterPosition(newxpos, splitterIndex, flags);
2810
2811     if ( flags & wxPG_SPLITTER_REFRESH )
2812     {
2813         if ( GetSelection() )
2814             CorrectEditorWidgetSizeX();
2815
2816         Refresh();
2817     }
2818
2819     return;
2820 }
2821
2822 // -----------------------------------------------------------------------
2823
2824 void wxPropertyGrid::ResetColumnSizes( bool enableAutoResizing )
2825 {
2826     wxPropertyGridPageState* state = m_pState;
2827     if ( state )
2828         state->ResetColumnSizes(0);
2829
2830     if ( enableAutoResizing && HasFlag(wxPG_SPLITTER_AUTO_CENTER) )
2831         m_pState->m_dontCenterSplitter = false;
2832 }
2833
2834 // -----------------------------------------------------------------------
2835
2836 void wxPropertyGrid::CenterSplitter( bool enableAutoResizing )
2837 {
2838     SetSplitterPosition( m_width/2 );
2839     if ( enableAutoResizing && HasFlag(wxPG_SPLITTER_AUTO_CENTER) )
2840         m_pState->m_dontCenterSplitter = false;
2841 }
2842
2843 // -----------------------------------------------------------------------
2844 // wxPropertyGrid item iteration (GetNextProperty etc.) methods
2845 // -----------------------------------------------------------------------
2846
2847 // Returns nearest paint visible property (such that will be painted unless
2848 // window is scrolled or resized). If given property is paint visible, then
2849 // it itself will be returned
2850 wxPGProperty* wxPropertyGrid::GetNearestPaintVisible( wxPGProperty* p ) const
2851 {
2852     int vx,vy1;// Top left corner of client
2853     GetViewStart(&vx,&vy1);
2854     vy1 *= wxPG_PIXELS_PER_UNIT;
2855
2856     int vy2 = vy1 + m_height;
2857     int propY = p->GetY2(m_lineHeight);
2858
2859     if ( (propY + m_lineHeight) < vy1 )
2860     {
2861     // Too high
2862         return DoGetItemAtY( vy1 );
2863     }
2864     else if ( propY > vy2 )
2865     {
2866     // Too low
2867         return DoGetItemAtY( vy2 );
2868     }
2869
2870     // Itself paint visible
2871     return p;
2872
2873 }
2874
2875 // -----------------------------------------------------------------------
2876 // Methods related to change in value, value modification and sending events
2877 // -----------------------------------------------------------------------
2878
2879 // commits any changes in editor of selected property
2880 // return true if validation did not fail
2881 // flags are same as with DoSelectProperty
2882 bool wxPropertyGrid::CommitChangesFromEditor( wxUint32 flags )
2883 {
2884     // Committing already?
2885     if ( m_inCommitChangesFromEditor )
2886         return true;
2887
2888     // Don't do this if already processing editor event. It might
2889     // induce recursive dialogs and crap like that.
2890     if ( m_iFlags & wxPG_FL_IN_HANDLECUSTOMEDITOREVENT )
2891     {
2892         if ( m_inDoPropertyChanged )
2893             return true;
2894
2895         return false;
2896     }
2897
2898     wxPGProperty* selected = GetSelection();
2899
2900     if ( m_wndEditor &&
2901          IsEditorsValueModified() &&
2902          (m_iFlags & wxPG_FL_INITIALIZED) &&
2903          selected )
2904     {
2905         m_inCommitChangesFromEditor = 1;
2906
2907         wxVariant variant(selected->GetValueRef());
2908         bool valueIsPending = false;
2909
2910         // JACS - necessary to avoid new focus being found spuriously within OnIdle
2911         // due to another window getting focus
2912         wxWindow* oldFocus = m_curFocused;
2913
2914         bool validationFailure = false;
2915         bool forceSuccess = (flags & (wxPG_SEL_NOVALIDATE|wxPG_SEL_FORCE)) ? true : false;
2916
2917         m_chgInfo_changedProperty = NULL;
2918
2919         // If truly modified, schedule value as pending.
2920         if ( selected->GetEditorClass()->
2921                 GetValueFromControl( variant,
2922                                      selected,
2923                                      GetEditorControl() ) )
2924         {
2925             if ( DoEditorValidate() &&
2926                  PerformValidation(selected, variant) )
2927             {
2928                 valueIsPending = true;
2929             }
2930             else
2931             {
2932                 validationFailure = true;
2933             }
2934         }
2935         else
2936         {
2937             EditorsValueWasNotModified();
2938         }
2939
2940         bool res = true;
2941
2942         m_inCommitChangesFromEditor = 0;
2943
2944         if ( validationFailure && !forceSuccess )
2945         {
2946             if (oldFocus)
2947             {
2948                 oldFocus->SetFocus();
2949                 m_curFocused = oldFocus;
2950             }
2951
2952             res = OnValidationFailure(selected, variant);
2953
2954             // Now prevent further validation failure messages
2955             if ( res )
2956             {
2957                 EditorsValueWasNotModified();
2958                 OnValidationFailureReset(selected);
2959             }
2960         }
2961         else if ( valueIsPending )
2962         {
2963             DoPropertyChanged( selected, flags );
2964             EditorsValueWasNotModified();
2965         }
2966
2967         return res;
2968     }
2969
2970     return true;
2971 }
2972
2973 // -----------------------------------------------------------------------
2974
2975 bool wxPropertyGrid::PerformValidation( wxPGProperty* p, wxVariant& pendingValue,
2976                                         int flags )
2977 {
2978     //
2979     // Runs all validation functionality.
2980     // Returns true if value passes all tests.
2981     //
2982
2983     m_validationInfo.m_failureBehavior = m_permanentValidationFailureBehavior;
2984
2985     //
2986     // Variant list a special value that cannot be validated
2987     // by normal means.
2988     if ( pendingValue.GetType() != wxPG_VARIANT_TYPE_LIST )
2989     {
2990         if ( !p->ValidateValue(pendingValue, m_validationInfo) )
2991             return false;
2992     }
2993
2994     //
2995     // Adapt list to child values, if necessary
2996     wxVariant listValue = pendingValue;
2997     wxVariant* pPendingValue = &pendingValue;
2998     wxVariant* pList = NULL;
2999
3000     // If parent has wxPG_PROP_AGGREGATE flag, or uses composite
3001     // string value, then we need treat as it was changed instead
3002     // (or, in addition, as is the case with composite string parent).
3003     // This includes creating list variant for child values.
3004
3005     wxPGProperty* pwc = p->GetParent();
3006     wxPGProperty* changedProperty = p;
3007     wxPGProperty* baseChangedProperty = changedProperty;
3008     wxVariant bcpPendingList;
3009
3010     listValue = pendingValue;
3011     listValue.SetName(p->GetBaseName());
3012
3013     while ( pwc &&
3014             (pwc->HasFlag(wxPG_PROP_AGGREGATE) || pwc->HasFlag(wxPG_PROP_COMPOSED_VALUE)) )
3015     {
3016         wxVariantList tempList;
3017         wxVariant lv(tempList, pwc->GetBaseName());
3018         lv.Append(listValue);
3019         listValue = lv;
3020         pPendingValue = &listValue;
3021
3022         if ( pwc->HasFlag(wxPG_PROP_AGGREGATE) )
3023         {
3024             baseChangedProperty = pwc;
3025             bcpPendingList = lv;
3026         }
3027
3028         changedProperty = pwc;
3029         pwc = pwc->GetParent();
3030     }
3031
3032     wxVariant value;
3033     wxPGProperty* evtChangingProperty = changedProperty;
3034
3035     if ( pPendingValue->GetType() != wxPG_VARIANT_TYPE_LIST )
3036     {
3037         value = *pPendingValue;
3038     }
3039     else
3040     {
3041         // Convert list to child values
3042         pList = pPendingValue;
3043         changedProperty->AdaptListToValue( *pPendingValue, &value );
3044     }
3045
3046     wxVariant evtChangingValue = value;
3047
3048     if ( flags & SendEvtChanging )
3049     {
3050         // FIXME: After proper ValueToString()s added, remove
3051         // this. It is just a temporary fix, as evt_changing
3052         // will simply not work for wxPG_PROP_COMPOSED_VALUE
3053         // (unless it is selected, and textctrl editor is open).
3054         if ( changedProperty->HasFlag(wxPG_PROP_COMPOSED_VALUE) )
3055         {
3056             evtChangingProperty = baseChangedProperty;
3057             if ( evtChangingProperty != p )
3058             {
3059                 evtChangingProperty->AdaptListToValue( bcpPendingList, &evtChangingValue );
3060             }
3061             else
3062             {
3063                 evtChangingValue = pendingValue;
3064             }
3065         }
3066
3067         if ( evtChangingProperty->HasFlag(wxPG_PROP_COMPOSED_VALUE) )
3068         {
3069             if ( changedProperty == GetSelection() )
3070             {
3071                 wxWindow* editor = GetEditorControl();
3072                 wxASSERT( editor->IsKindOf(CLASSINFO(wxTextCtrl)) );
3073                 evtChangingValue = wxStaticCast(editor, wxTextCtrl)->GetValue();
3074             }
3075             else
3076             {
3077                 wxLogDebug(wxT("WARNING: wxEVT_PG_CHANGING is about to happen with old value."));
3078             }
3079         }
3080     }
3081
3082     wxASSERT( m_chgInfo_changedProperty == NULL );
3083     m_chgInfo_changedProperty = changedProperty;
3084     m_chgInfo_baseChangedProperty = baseChangedProperty;
3085     m_chgInfo_pendingValue = value;
3086
3087     if ( pList )
3088         m_chgInfo_valueList = *pList;
3089     else
3090         m_chgInfo_valueList.MakeNull();
3091
3092     // If changedProperty is not property which value was edited,
3093     // then call wxPGProperty::ValidateValue() for that as well.
3094     if ( p != changedProperty && value.GetType() != wxPG_VARIANT_TYPE_LIST )
3095     {
3096         if ( !changedProperty->ValidateValue(value, m_validationInfo) )
3097             return false;
3098     }
3099
3100     if ( flags & SendEvtChanging )
3101     {
3102         // SendEvent returns true if event was vetoed
3103         if ( SendEvent( wxEVT_PG_CHANGING, evtChangingProperty,
3104                         &evtChangingValue ) )
3105             return false;
3106     }
3107
3108     if ( flags & IsStandaloneValidation )
3109     {
3110         // If called in 'generic' context, we need to reset
3111         // m_chgInfo_changedProperty and write back translated value.
3112         m_chgInfo_changedProperty = NULL;
3113         pendingValue = value;
3114     }
3115
3116     return true;
3117 }
3118
3119 // -----------------------------------------------------------------------
3120
3121 void wxPropertyGrid::DoShowPropertyError( wxPGProperty* WXUNUSED(property), const wxString& msg )
3122 {
3123     if ( !msg.length() )
3124         return;
3125
3126 #if wxUSE_STATUSBAR
3127     if ( !wxPGGlobalVars->m_offline )
3128     {
3129         wxWindow* topWnd = ::wxGetTopLevelParent(this);
3130         if ( topWnd )
3131         {
3132             wxFrame* pFrame = wxDynamicCast(topWnd, wxFrame);
3133             if ( pFrame )
3134             {
3135                 wxStatusBar* pStatusBar = pFrame->GetStatusBar();
3136                 if ( pStatusBar )
3137                 {
3138                     pStatusBar->SetStatusText(msg);
3139                     return;
3140                 }
3141             }
3142         }
3143     }
3144 #endif
3145
3146     ::wxMessageBox(msg, wxT("Property Error"));
3147 }
3148
3149 // -----------------------------------------------------------------------
3150
3151 bool wxPropertyGrid::OnValidationFailure( wxPGProperty* property,
3152                                           wxVariant& invalidValue )
3153 {
3154     wxWindow* editor = GetEditorControl();
3155
3156     // First call property's handler
3157     property->OnValidationFailure(invalidValue);
3158
3159     bool res = DoOnValidationFailure(property, invalidValue);
3160
3161     //
3162     // For non-wxTextCtrl editors, we do need to revert the value
3163     if ( !editor->IsKindOf(CLASSINFO(wxTextCtrl)) &&
3164          property == GetSelection() )
3165     {
3166         property->GetEditorClass()->UpdateControl(property, editor);
3167     }
3168
3169     property->SetFlag(wxPG_PROP_INVALID_VALUE);
3170
3171     return res;
3172 }
3173
3174 bool wxPropertyGrid::DoOnValidationFailure( wxPGProperty* property, wxVariant& WXUNUSED(invalidValue) )
3175 {
3176     int vfb = m_validationInfo.m_failureBehavior;
3177
3178     if ( vfb & wxPG_VFB_BEEP )
3179         ::wxBell();
3180
3181     if ( (vfb & wxPG_VFB_MARK_CELL) &&
3182          !property->HasFlag(wxPG_PROP_INVALID_VALUE) )
3183     {
3184         unsigned int colCount = m_pState->GetColumnCount();
3185
3186         // We need backup marked property's cells
3187         m_propCellsBackup = property->m_cells;
3188
3189         wxColour vfbFg = *wxWHITE;
3190         wxColour vfbBg = *wxRED;
3191
3192         property->EnsureCells(colCount);
3193
3194         for ( unsigned int i=0; i<colCount; i++ )
3195         {
3196             wxPGCell& cell = property->m_cells[i];
3197             cell.SetFgCol(vfbFg);
3198             cell.SetBgCol(vfbBg);
3199         }
3200
3201         DrawItemAndChildren(property);
3202
3203         if ( property == GetSelection() )
3204         {
3205             SetInternalFlag(wxPG_FL_CELL_OVERRIDES_SEL);
3206
3207             wxWindow* editor = GetEditorControl();
3208             if ( editor )
3209             {
3210                 editor->SetForegroundColour(vfbFg);
3211                 editor->SetBackgroundColour(vfbBg);
3212             }
3213         }
3214     }
3215
3216     if ( vfb & wxPG_VFB_SHOW_MESSAGE )
3217     {
3218         wxString msg = m_validationInfo.m_failureMessage;
3219
3220         if ( !msg.length() )
3221             msg = wxT("You have entered invalid value. Press ESC to cancel editing.");
3222
3223         DoShowPropertyError(property, msg);
3224     }
3225
3226     return (vfb & wxPG_VFB_STAY_IN_PROPERTY) ? false : true;
3227 }
3228
3229 // -----------------------------------------------------------------------
3230
3231 void wxPropertyGrid::DoOnValidationFailureReset( wxPGProperty* property )
3232 {
3233     int vfb = m_validationInfo.m_failureBehavior;
3234
3235     if ( vfb & wxPG_VFB_MARK_CELL )
3236     {
3237         // Revert cells
3238         property->m_cells = m_propCellsBackup;
3239
3240         ClearInternalFlag(wxPG_FL_CELL_OVERRIDES_SEL);
3241
3242         if ( property == GetSelection() && GetEditorControl() )
3243         {
3244             // Calling this will recreate the control, thus resetting its colour
3245             RefreshProperty(property);
3246         }
3247         else
3248         {
3249             DrawItemAndChildren(property);
3250         }
3251     }
3252 }
3253
3254 // -----------------------------------------------------------------------
3255
3256 // flags are same as with DoSelectProperty
3257 bool wxPropertyGrid::DoPropertyChanged( wxPGProperty* p, unsigned int selFlags )
3258 {
3259     if ( m_inDoPropertyChanged )
3260         return true;
3261
3262     wxWindow* editor = GetEditorControl();
3263     wxPGProperty* selected = GetSelection();
3264
3265     m_pState->m_anyModified = 1;
3266
3267     m_inDoPropertyChanged = 1;
3268
3269     // Maybe need to update control
3270     wxASSERT( m_chgInfo_changedProperty != NULL );
3271
3272     // These values were calculated in PerformValidation()
3273     wxPGProperty* changedProperty = m_chgInfo_changedProperty;
3274     wxVariant value = m_chgInfo_pendingValue;
3275
3276     wxPGProperty* topPaintedProperty = changedProperty;
3277
3278     while ( !topPaintedProperty->IsCategory() &&
3279             !topPaintedProperty->IsRoot() )
3280     {
3281         topPaintedProperty = topPaintedProperty->GetParent();
3282     }
3283
3284     changedProperty->SetValue(value, &m_chgInfo_valueList, wxPG_SETVAL_BY_USER);
3285
3286     // Set as Modified (not if dragging just began)
3287     if ( !(p->m_flags & wxPG_PROP_MODIFIED) )
3288     {
3289         p->m_flags |= wxPG_PROP_MODIFIED;
3290         if ( p == selected && (m_windowStyle & wxPG_BOLD_MODIFIED) )
3291         {
3292             if ( editor )
3293                 SetCurControlBoldFont();
3294         }
3295     }
3296
3297     wxPGProperty* pwc;
3298
3299     // Propagate updates to parent(s)
3300     pwc = p;
3301     wxPGProperty* prevPwc = NULL;
3302
3303     while ( prevPwc != topPaintedProperty )
3304     {
3305         pwc->m_flags |= wxPG_PROP_MODIFIED;
3306
3307         if ( pwc == selected && (m_windowStyle & wxPG_BOLD_MODIFIED) )
3308         {
3309             if ( editor )
3310                 SetCurControlBoldFont();
3311         }
3312
3313         prevPwc = pwc;
3314         pwc = pwc->GetParent();
3315     }
3316
3317     // Draw the actual property
3318     DrawItemAndChildren( topPaintedProperty );
3319
3320     //
3321     // If value was set by wxPGProperty::OnEvent, then update the editor
3322     // control.
3323     if ( selFlags & wxPG_SEL_DIALOGVAL )
3324     {
3325         RefreshEditor();
3326     }
3327     else
3328     {
3329 #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
3330         if ( m_wndEditor ) m_wndEditor->Refresh();
3331         if ( m_wndEditor2 ) m_wndEditor2->Refresh();
3332 #endif
3333     }
3334
3335     // Sanity check
3336     wxASSERT( !changedProperty->GetParent()->HasFlag(wxPG_PROP_AGGREGATE) );
3337
3338     // If top parent has composite string value, then send to child parents,
3339     // starting from baseChangedProperty.
3340     if ( changedProperty->HasFlag(wxPG_PROP_COMPOSED_VALUE) )
3341     {
3342         pwc = m_chgInfo_baseChangedProperty;
3343
3344         while ( pwc != changedProperty )
3345         {
3346             SendEvent( wxEVT_PG_CHANGED, pwc, NULL );
3347             pwc = pwc->GetParent();
3348         }
3349     }
3350
3351     SendEvent( wxEVT_PG_CHANGED, changedProperty, NULL );
3352
3353     m_inDoPropertyChanged = 0;
3354
3355     return true;
3356 }
3357
3358 // -----------------------------------------------------------------------
3359
3360 bool wxPropertyGrid::ChangePropertyValue( wxPGPropArg id, wxVariant newValue )
3361 {
3362     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(false)
3363
3364     m_chgInfo_changedProperty = NULL;
3365
3366     if ( PerformValidation(p, newValue) )
3367     {
3368         DoPropertyChanged(p);
3369         return true;
3370     }
3371     else
3372     {
3373         OnValidationFailure(p, newValue);
3374     }
3375
3376     return false;
3377 }
3378
3379 // -----------------------------------------------------------------------
3380
3381 wxVariant wxPropertyGrid::GetUncommittedPropertyValue()
3382 {
3383     wxPGProperty* prop = GetSelectedProperty();
3384
3385     if ( !prop )
3386         return wxNullVariant;
3387
3388     wxTextCtrl* tc = GetEditorTextCtrl();
3389     wxVariant value = prop->GetValue();
3390
3391     if ( !tc || !IsEditorsValueModified() )
3392         return value;
3393
3394     if ( !prop->StringToValue(value, tc->GetValue()) )
3395         return value;
3396
3397     if ( !PerformValidation(prop, value, IsStandaloneValidation) )
3398         return prop->GetValue();
3399
3400     return value;
3401 }
3402
3403 // -----------------------------------------------------------------------
3404
3405 // Runs wxValidator for the selected property
3406 bool wxPropertyGrid::DoEditorValidate()
3407 {
3408     return true;
3409 }
3410
3411 // -----------------------------------------------------------------------
3412
3413 void wxPropertyGrid::HandleCustomEditorEvent( wxEvent &event )
3414 {
3415     // It is possible that this handler receives event even before
3416     // the control has been properly initialized. Let's skip the
3417     // event handling in that case.
3418     if ( !m_pState )
3419         return;
3420
3421     // Don't care about the event if it originated from the
3422     // 'label editor'. In this function we only care about the
3423     // property value editor.
3424     if ( m_labelEditor && event.GetId() == m_labelEditor->GetId() )
3425     {
3426         event.Skip();
3427         return;
3428     }
3429
3430     wxPGProperty* selected = GetSelection();
3431
3432     // Somehow, event is handled after property has been deselected.
3433     // Possibly, but very rare.
3434     if ( !selected ||
3435           selected->HasFlag(wxPG_PROP_BEING_DELETED) ||
3436           // Also don't handle editor event if wxEVT_PG_CHANGED or
3437           // similar is currently doing something (showing a
3438           // message box, for instance).
3439           m_processedEvent )
3440         return;
3441
3442     if ( m_iFlags & wxPG_FL_IN_HANDLECUSTOMEDITOREVENT )
3443         return;
3444
3445     wxVariant pendingValue(selected->GetValueRef());
3446     wxWindow* wnd = GetEditorControl();
3447     wxWindow* editorWnd = wxDynamicCast(event.GetEventObject(), wxWindow);
3448     int selFlags = 0;
3449     bool wasUnspecified = selected->IsValueUnspecified();
3450     int usesAutoUnspecified = selected->UsesAutoUnspecified();
3451     bool valueIsPending = false;
3452
3453     m_chgInfo_changedProperty = NULL;
3454
3455     m_iFlags &= ~(wxPG_FL_VALIDATION_FAILED|wxPG_FL_VALUE_CHANGE_IN_EVENT);
3456
3457     //
3458     // Filter out excess wxTextCtrl modified events
3459     if ( event.GetEventType() == wxEVT_COMMAND_TEXT_UPDATED && wnd )
3460     {
3461         if ( wnd->IsKindOf(CLASSINFO(wxTextCtrl)) )
3462         {
3463             wxTextCtrl* tc = (wxTextCtrl*) wnd;
3464
3465             wxString newTcValue = tc->GetValue();
3466             if ( m_prevTcValue == newTcValue )
3467                 return;
3468             m_prevTcValue = newTcValue;
3469         }
3470         else if ( wnd->IsKindOf(CLASSINFO(wxComboCtrl)) )
3471         {
3472             wxComboCtrl* cc = (wxComboCtrl*) wnd;
3473
3474             wxString newTcValue = cc->GetTextCtrl()->GetValue();
3475             if ( m_prevTcValue == newTcValue )
3476                 return;
3477             m_prevTcValue = newTcValue;
3478         }
3479     }
3480
3481     SetInternalFlag(wxPG_FL_IN_HANDLECUSTOMEDITOREVENT);
3482
3483     bool validationFailure = false;
3484     bool buttonWasHandled = false;
3485
3486     //
3487     // Try common button handling
3488     if ( m_wndEditor2 && event.GetEventType() == wxEVT_COMMAND_BUTTON_CLICKED )
3489     {
3490         wxPGEditorDialogAdapter* adapter = selected->GetEditorDialog();
3491
3492         if ( adapter )
3493         {
3494             buttonWasHandled = true;
3495             // Store as res2, as previously (and still currently alternatively)
3496             // dialogs can be shown by handling wxEVT_COMMAND_BUTTON_CLICKED
3497             // in wxPGProperty::OnEvent().
3498             adapter->ShowDialog( this, selected );
3499             delete adapter;
3500         }
3501     }
3502
3503     if ( !buttonWasHandled )
3504     {
3505         if ( wnd || m_wndEditor2 )
3506         {
3507             // First call editor class' event handler.
3508             const wxPGEditor* editor = selected->GetEditorClass();
3509
3510             if ( editor->OnEvent( this, selected, editorWnd, event ) )
3511             {
3512                 // If changes, validate them
3513                 if ( DoEditorValidate() )
3514                 {
3515                     if ( editor->GetValueFromControl( pendingValue,
3516                                                       selected,
3517                                                       wnd ) )
3518                         valueIsPending = true;
3519                 }
3520                 else
3521                 {
3522                     validationFailure = true;
3523                 }
3524             }
3525         }
3526
3527         // Then the property's custom handler (must be always called, unless
3528         // validation failed).
3529         if ( !validationFailure )
3530             buttonWasHandled = selected->OnEvent( this, editorWnd, event );
3531     }
3532
3533     // SetValueInEvent(), as called in one of the functions referred above
3534     // overrides editor's value.
3535     if ( m_iFlags & wxPG_FL_VALUE_CHANGE_IN_EVENT )
3536     {
3537         valueIsPending = true;
3538         pendingValue = m_changeInEventValue;
3539         selFlags |= wxPG_SEL_DIALOGVAL;
3540     }
3541
3542     if ( !validationFailure && valueIsPending )
3543         if ( !PerformValidation(selected, pendingValue) )
3544             validationFailure = true;
3545
3546     if ( validationFailure)
3547     {
3548         OnValidationFailure(selected, pendingValue);
3549     }
3550     else if ( valueIsPending )
3551     {
3552         selFlags |= ( !wasUnspecified && selected->IsValueUnspecified() && usesAutoUnspecified ) ? wxPG_SEL_SETUNSPEC : 0;
3553
3554         DoPropertyChanged(selected, selFlags);
3555         EditorsValueWasNotModified();
3556
3557         // Regardless of editor type, unfocus editor on
3558         // text-editing related enter press.
3559         if ( event.GetEventType() == wxEVT_COMMAND_TEXT_ENTER )
3560         {
3561             SetFocusOnCanvas();
3562         }
3563     }
3564     else
3565     {
3566         // No value after all
3567
3568         // Regardless of editor type, unfocus editor on
3569         // text-editing related enter press.
3570         if ( event.GetEventType() == wxEVT_COMMAND_TEXT_ENTER )
3571         {
3572             SetFocusOnCanvas();
3573         }
3574
3575         // Let unhandled button click events go to the parent
3576         if ( !buttonWasHandled && event.GetEventType() == wxEVT_COMMAND_BUTTON_CLICKED )
3577         {
3578             wxCommandEvent evt(wxEVT_COMMAND_BUTTON_CLICKED,GetId());
3579             GetEventHandler()->AddPendingEvent(evt);
3580         }
3581     }
3582
3583     ClearInternalFlag(wxPG_FL_IN_HANDLECUSTOMEDITOREVENT);
3584 }
3585
3586 // -----------------------------------------------------------------------
3587 // wxPropertyGrid editor control helper methods
3588 // -----------------------------------------------------------------------
3589
3590 wxRect wxPropertyGrid::GetEditorWidgetRect( wxPGProperty* p, int column ) const
3591 {
3592     int itemy = p->GetY2(m_lineHeight);
3593     int splitterX = m_pState->DoGetSplitterPosition(column-1);
3594     int colEnd = splitterX + m_pState->m_colWidths[column];
3595     int imageOffset = 0;
3596
3597     int vx, vy;  // Top left corner of client
3598     GetViewStart(&vx, &vy);
3599     vy *= wxPG_PIXELS_PER_UNIT;
3600
3601     if ( column == 1 )
3602     {
3603         // TODO: If custom image detection changes from current, change this.
3604         if ( m_iFlags & wxPG_FL_CUR_USES_CUSTOM_IMAGE )
3605         {
3606             //m_iFlags |= wxPG_FL_CUR_USES_CUSTOM_IMAGE;
3607             int iw = p->OnMeasureImage().x;
3608             if ( iw < 1 )
3609                 iw = wxPG_CUSTOM_IMAGE_WIDTH;
3610             imageOffset = p->GetImageOffset(iw);
3611         }
3612     }
3613     else if ( column == 0 )
3614     {
3615         splitterX += (p->m_depth - 1) * m_subgroup_extramargin;
3616     }
3617
3618     return wxRect
3619       (
3620         splitterX+imageOffset+wxPG_XBEFOREWIDGET+wxPG_CONTROL_MARGIN+1,
3621         itemy-vy,
3622         colEnd-splitterX-wxPG_XBEFOREWIDGET-wxPG_CONTROL_MARGIN-imageOffset-1,
3623         m_lineHeight-1
3624       );
3625 }
3626
3627 // -----------------------------------------------------------------------
3628
3629 wxRect wxPropertyGrid::GetImageRect( wxPGProperty* p, int item ) const
3630 {
3631     wxSize sz = GetImageSize(p, item);
3632     return wxRect(wxPG_CONTROL_MARGIN + wxCC_CUSTOM_IMAGE_MARGIN1,
3633                   wxPG_CUSTOM_IMAGE_SPACINGY,
3634                   sz.x,
3635                   sz.y);
3636 }
3637
3638 // return size of custom paint image
3639 wxSize wxPropertyGrid::GetImageSize( wxPGProperty* p, int item ) const
3640 {
3641     // If called with NULL property, then return default image
3642     // size for properties that use image.
3643     if ( !p )
3644         return wxSize(wxPG_CUSTOM_IMAGE_WIDTH,wxPG_STD_CUST_IMAGE_HEIGHT(m_lineHeight));
3645
3646     wxSize cis = p->OnMeasureImage(item);
3647
3648     int choiceCount = p->m_choices.GetCount();
3649     int comVals = p->GetDisplayedCommonValueCount();
3650     if ( item >= choiceCount && comVals > 0 )
3651     {
3652         unsigned int cvi = item-choiceCount;
3653         cis = GetCommonValue(cvi)->GetRenderer()->GetImageSize(NULL, 1, cvi);
3654     }
3655     else if ( item >= 0 && choiceCount == 0 )
3656         return wxSize(0, 0);
3657
3658     if ( cis.x < 0 )
3659     {
3660         if ( cis.x <= -1 )
3661             cis.x = wxPG_CUSTOM_IMAGE_WIDTH;
3662     }
3663     if ( cis.y <= 0 )
3664     {
3665         if ( cis.y >= -1 )
3666             cis.y = wxPG_STD_CUST_IMAGE_HEIGHT(m_lineHeight);
3667         else
3668             cis.y = -cis.y;
3669     }
3670     return cis;
3671 }
3672
3673 // -----------------------------------------------------------------------
3674
3675 // takes scrolling into account
3676 void wxPropertyGrid::ImprovedClientToScreen( int* px, int* py )
3677 {
3678     int vx, vy;
3679     GetViewStart(&vx,&vy);
3680     vy*=wxPG_PIXELS_PER_UNIT;
3681     vx*=wxPG_PIXELS_PER_UNIT;
3682     *px -= vx;
3683     *py -= vy;
3684     ClientToScreen( px, py );
3685 }
3686
3687 // -----------------------------------------------------------------------
3688
3689 wxPropertyGridHitTestResult wxPropertyGrid::HitTest( const wxPoint& pt ) const
3690 {
3691     wxPoint pt2;
3692     GetViewStart(&pt2.x,&pt2.y);
3693     pt2.x *= wxPG_PIXELS_PER_UNIT;
3694     pt2.y *= wxPG_PIXELS_PER_UNIT;
3695     pt2.x += pt.x;
3696     pt2.y += pt.y;
3697
3698     return m_pState->HitTest(pt2);
3699 }
3700
3701 // -----------------------------------------------------------------------
3702
3703 // custom set cursor
3704 void wxPropertyGrid::CustomSetCursor( int type, bool override )
3705 {
3706     if ( type == m_curcursor && !override ) return;
3707
3708     wxCursor* cursor = &wxPG_DEFAULT_CURSOR;
3709
3710     if ( type == wxCURSOR_SIZEWE )
3711         cursor = m_cursorSizeWE;
3712
3713     SetCursor( *cursor );
3714
3715     m_curcursor = type;
3716 }
3717
3718 // -----------------------------------------------------------------------
3719
3720 wxString
3721 wxPropertyGrid::GetUnspecifiedValueText( int argFlags ) const
3722 {
3723     const wxPGCell& ua = GetUnspecifiedValueAppearance();
3724
3725     if ( ua.HasText() &&
3726          !(argFlags & wxPG_FULL_VALUE) &&
3727          !(argFlags & wxPG_EDITABLE_VALUE) )
3728         return ua.GetText();
3729
3730     return wxEmptyString;
3731 }
3732
3733 // -----------------------------------------------------------------------
3734 // wxPropertyGrid property selection, editor creation
3735 // -----------------------------------------------------------------------
3736
3737 //
3738 // This class forwards events from property editor controls to wxPropertyGrid.
3739 class wxPropertyGridEditorEventForwarder : public wxEvtHandler
3740 {
3741 public:
3742     wxPropertyGridEditorEventForwarder( wxPropertyGrid* propGrid )
3743         : wxEvtHandler(), m_propGrid(propGrid)
3744     {
3745     }
3746
3747     virtual ~wxPropertyGridEditorEventForwarder()
3748     {
3749     }
3750
3751 private:
3752     bool ProcessEvent( wxEvent& event )
3753     {
3754         // Always skip
3755         event.Skip();
3756
3757         m_propGrid->HandleCustomEditorEvent(event);
3758
3759         //
3760         // NB: On wxMSW, a wxTextCtrl with wxTE_PROCESS_ENTER
3761         //     may beep annoyingly if that event is skipped
3762         //     and passed to parent event handler.
3763         if ( event.GetEventType() == wxEVT_COMMAND_TEXT_ENTER )
3764             return true;
3765
3766         return wxEvtHandler::ProcessEvent(event);
3767     }
3768
3769     wxPropertyGrid*         m_propGrid;
3770 };
3771
3772 // Setups event handling for child control
3773 void wxPropertyGrid::SetupChildEventHandling( wxWindow* argWnd )
3774 {
3775     wxWindowID id = argWnd->GetId();
3776
3777     if ( argWnd == m_wndEditor )
3778     {
3779         argWnd->Connect(id, wxEVT_MOTION,
3780             wxMouseEventHandler(wxPropertyGrid::OnMouseMoveChild),
3781             NULL, this);
3782         argWnd->Connect(id, wxEVT_LEFT_UP,
3783             wxMouseEventHandler(wxPropertyGrid::OnMouseUpChild),
3784             NULL, this);
3785         argWnd->Connect(id, wxEVT_LEFT_DOWN,
3786             wxMouseEventHandler(wxPropertyGrid::OnMouseClickChild),
3787             NULL, this);
3788         argWnd->Connect(id, wxEVT_RIGHT_UP,
3789             wxMouseEventHandler(wxPropertyGrid::OnMouseRightClickChild),
3790             NULL, this);
3791         argWnd->Connect(id, wxEVT_ENTER_WINDOW,
3792             wxMouseEventHandler(wxPropertyGrid::OnMouseEntry),
3793             NULL, this);
3794         argWnd->Connect(id, wxEVT_LEAVE_WINDOW,
3795             wxMouseEventHandler(wxPropertyGrid::OnMouseEntry),
3796             NULL, this);
3797     }
3798
3799     wxPropertyGridEditorEventForwarder* forwarder;
3800     forwarder = new wxPropertyGridEditorEventForwarder(this);
3801     argWnd->PushEventHandler(forwarder);
3802
3803     argWnd->Connect(id, wxEVT_KEY_DOWN,
3804         wxCharEventHandler(wxPropertyGrid::OnChildKeyDown),
3805         NULL, this);
3806 }
3807
3808 void wxPropertyGrid::DestroyEditorWnd( wxWindow* wnd )
3809 {
3810     if ( !wnd )
3811         return;
3812
3813     wnd->Hide();
3814
3815     // Do not free editors immediately (for sake of processing events)
3816     wxPendingDelete.Append(wnd);
3817 }
3818
3819 void wxPropertyGrid::FreeEditors()
3820 {
3821     //
3822     // Return focus back to canvas from children (this is required at least for
3823     // GTK+, which, unlike Windows, clears focus when control is destroyed
3824     // instead of moving it to closest parent).
3825     wxWindow* focus = wxWindow::FindFocus();
3826     if ( focus )
3827     {
3828         wxWindow* parent = focus->GetParent();
3829         while ( parent )
3830         {
3831             if ( parent == this )
3832             {
3833                 SetFocusOnCanvas();
3834                 break;
3835             }
3836             parent = parent->GetParent();
3837         }
3838     }
3839
3840     // Do not free editors immediately if processing events
3841     if ( m_wndEditor2 )
3842     {
3843         wxEvtHandler* handler = m_wndEditor2->PopEventHandler(false);
3844         m_wndEditor2->Hide();
3845         wxPendingDelete.Append( handler );
3846         DestroyEditorWnd(m_wndEditor2);
3847         m_wndEditor2 = NULL;
3848     }
3849
3850     if ( m_wndEditor )
3851     {
3852         wxEvtHandler* handler = m_wndEditor->PopEventHandler(false);
3853         m_wndEditor->Hide();
3854         wxPendingDelete.Append( handler );
3855         DestroyEditorWnd(m_wndEditor);
3856         m_wndEditor = NULL;
3857     }
3858 }
3859
3860 // Call with NULL to de-select property
3861 bool wxPropertyGrid::DoSelectProperty( wxPGProperty* p, unsigned int flags )
3862 {
3863     /*
3864     if (p)
3865     {
3866         wxLogDebug(wxT("SelectProperty( %s (%s[%i]) )"),p->m_label.c_str(),
3867             p->m_parent->m_label.c_str(),p->GetIndexInParent());
3868     }
3869     else
3870     {
3871         wxLogDebug(wxT("SelectProperty( NULL, -1 )"));
3872     }
3873     */
3874
3875     if ( m_inDoSelectProperty )
3876         return true;
3877
3878     m_inDoSelectProperty = 1;
3879
3880     if ( !m_pState )
3881     {
3882         m_inDoSelectProperty = 0;
3883         return false;
3884     }
3885
3886     wxArrayPGProperty prevSelection = m_pState->m_selection;
3887     wxPGProperty* prevFirstSel;
3888
3889     if ( prevSelection.size() > 0 )
3890         prevFirstSel = prevSelection[0];
3891     else
3892         prevFirstSel = NULL;
3893
3894     if ( prevFirstSel && prevFirstSel->HasFlag(wxPG_PROP_BEING_DELETED) )
3895         prevFirstSel = NULL;
3896
3897     // Always send event, as this is indirect call
3898     DoEndLabelEdit(true, wxPG_SEL_NOVALIDATE);
3899
3900 /*
3901     if ( prevFirstSel )
3902         wxPrintf( "Selected %s\n", prevFirstSel->GetClassInfo()->GetClassName() );
3903     else
3904         wxPrintf( "None selected\n" );
3905
3906     if (p)
3907         wxPrintf( "P =  %s\n", p->GetClassInfo()->GetClassName() );
3908     else
3909         wxPrintf( "P = NULL\n" );
3910 */
3911
3912     // If we are frozen, then just set the values.
3913     if ( m_frozen )
3914     {
3915         m_iFlags &= ~(wxPG_FL_ABNORMAL_EDITOR);
3916         m_editorFocused = 0;
3917         m_pState->DoSetSelection(p);
3918
3919         // If frozen, always free controls. But don't worry, as Thaw will
3920         // recall SelectProperty to recreate them.
3921         FreeEditors();
3922
3923         // Prevent any further selection measures in this call
3924         p = NULL;
3925     }
3926     else
3927     {
3928         // Is it the same?
3929         if ( prevFirstSel == p &&
3930              prevSelection.size() <= 1 &&
3931              !(flags & wxPG_SEL_FORCE) )
3932         {
3933             // Only set focus if not deselecting
3934             if ( p )
3935             {
3936                 if ( flags & wxPG_SEL_FOCUS )
3937                 {
3938                     if ( m_wndEditor )
3939                     {
3940                         m_wndEditor->SetFocus();
3941                         m_editorFocused = 1;
3942                     }
3943                 }
3944                 else
3945                 {
3946                     SetFocusOnCanvas();
3947                 }
3948             }
3949
3950             m_inDoSelectProperty = 0;
3951             return true;
3952         }
3953
3954         //
3955         // First, deactivate previous
3956         if ( prevFirstSel )
3957         {
3958             OnValidationFailureReset(prevFirstSel);
3959
3960             // Must double-check if this is an selected in case of forceswitch
3961             if ( p != prevFirstSel )
3962             {
3963                 if ( !CommitChangesFromEditor(flags) )
3964                 {
3965                     // Validation has failed, so we can't exit the previous editor
3966                     //::wxMessageBox(_("Please correct the value or press ESC to cancel the edit."),
3967                     //               _("Invalid Value"),wxOK|wxICON_ERROR);
3968                     m_inDoSelectProperty = 0;
3969                     return false;
3970                 }
3971             }
3972
3973             FreeEditors();
3974
3975             m_iFlags &= ~(wxPG_FL_ABNORMAL_EDITOR);
3976             EditorsValueWasNotModified();
3977         }
3978
3979         SetInternalFlag(wxPG_FL_IN_SELECT_PROPERTY);
3980
3981         m_pState->DoSetSelection(p);
3982
3983         // Redraw unselected
3984         for ( unsigned int i=0; i<prevSelection.size(); i++ )
3985         {
3986             DrawItem(prevSelection[i]);
3987         }
3988
3989         //
3990         // Then, activate the one given.
3991         if ( p )
3992         {
3993             int propY = p->GetY2(m_lineHeight);
3994
3995             int splitterX = GetSplitterPosition();
3996             m_editorFocused = 0;
3997             m_iFlags |= wxPG_FL_PRIMARY_FILLS_ENTIRE;
3998             if ( p != prevFirstSel )
3999                 m_iFlags &= ~(wxPG_FL_VALIDATION_FAILED);
4000
4001             wxASSERT( m_wndEditor == NULL );
4002
4003             //
4004             // Only create editor for non-disabled non-caption
4005             if ( !p->IsCategory() && !(p->m_flags & wxPG_PROP_DISABLED) )
4006             {
4007             // do this for non-caption items
4008
4009                 m_selColumn = 1;
4010
4011                 // Do we need to paint the custom image, if any?
4012                 m_iFlags &= ~(wxPG_FL_CUR_USES_CUSTOM_IMAGE);
4013                 if ( (p->m_flags & wxPG_PROP_CUSTOMIMAGE) &&
4014                      !p->GetEditorClass()->CanContainCustomImage()
4015                    )
4016                     m_iFlags |= wxPG_FL_CUR_USES_CUSTOM_IMAGE;
4017
4018                 wxRect grect = GetEditorWidgetRect(p, m_selColumn);
4019                 wxPoint goodPos = grect.GetPosition();
4020
4021                 // Editor appearance can now be considered clear
4022                 m_editorAppearance.SetEmptyData();
4023
4024                 const wxPGEditor* editor = p->GetEditorClass();
4025                 wxCHECK_MSG(editor, false,
4026                     wxT("NULL editor class not allowed"));
4027
4028                 m_iFlags &= ~wxPG_FL_FIXED_WIDTH_EDITOR;
4029
4030                 wxPGWindowList wndList =
4031                     editor->CreateControls(this,
4032                                            p,
4033                                            goodPos,
4034                                            grect.GetSize());
4035
4036                 m_wndEditor = wndList.m_primary;
4037                 m_wndEditor2 = wndList.m_secondary;
4038                 wxWindow* primaryCtrl = GetEditorControl();
4039
4040                 //
4041                 // Essentially, primaryCtrl == m_wndEditor
4042                 //
4043
4044                 // NOTE: It is allowed for m_wndEditor to be NULL - in this
4045                 //       case value is drawn as normal, and m_wndEditor2 is
4046                 //       assumed to be a right-aligned button that triggers
4047                 //       a separate editorCtrl window.
4048
4049                 if ( m_wndEditor )
4050                 {
4051                     wxASSERT_MSG( m_wndEditor->GetParent() == GetPanel(),
4052                                   "CreateControls must use result of "
4053                                   "wxPropertyGrid::GetPanel() as parent "
4054                                   "of controls." );
4055
4056                     // Set validator, if any
4057                 #if wxUSE_VALIDATORS
4058                     wxValidator* validator = p->GetValidator();
4059                     if ( validator )
4060                         primaryCtrl->SetValidator(*validator);
4061                 #endif
4062
4063                     if ( m_wndEditor->GetSize().y > (m_lineHeight+6) )
4064                         m_iFlags |= wxPG_FL_ABNORMAL_EDITOR;
4065
4066                     // If it has modified status, use bold font
4067                     // (must be done before capturing m_ctrlXAdjust)
4068                     if ( (p->m_flags & wxPG_PROP_MODIFIED) &&
4069                          (m_windowStyle & wxPG_BOLD_MODIFIED) )
4070                         SetCurControlBoldFont();
4071
4072                     // Store x relative to splitter (we'll need it).
4073                     m_ctrlXAdjust = m_wndEditor->GetPosition().x - splitterX;
4074
4075                     // Check if background clear is not necessary
4076                     wxPoint pos = m_wndEditor->GetPosition();
4077                     if ( pos.x > (splitterX+1) || pos.y > propY )
4078                     {
4079                         m_iFlags &= ~(wxPG_FL_PRIMARY_FILLS_ENTIRE);
4080                     }
4081
4082                     m_wndEditor->SetSizeHints(3, 3);
4083
4084                     SetupChildEventHandling(primaryCtrl);
4085
4086                     // Focus and select all (wxTextCtrl, wxComboBox etc)
4087                     if ( flags & wxPG_SEL_FOCUS )
4088                     {
4089                         primaryCtrl->SetFocus();
4090
4091                         p->GetEditorClass()->OnFocus(p, primaryCtrl);
4092                     }
4093                     else
4094                     {
4095                         if ( p->IsValueUnspecified() )
4096                             SetEditorAppearance(m_unspecifiedAppearance,
4097                                                 true);
4098                     }
4099                 }
4100
4101                 if ( m_wndEditor2 )
4102                 {
4103                     wxASSERT_MSG( m_wndEditor2->GetParent() == GetPanel(),
4104                                   "CreateControls must use result of "
4105                                   "wxPropertyGrid::GetPanel() as parent "
4106                                   "of controls." );
4107
4108                     // Get proper id for wndSecondary
4109                     m_wndSecId = m_wndEditor2->GetId();
4110                     wxWindowList children = m_wndEditor2->GetChildren();
4111                     wxWindowList::iterator node = children.begin();
4112                     if ( node != children.end() )
4113                         m_wndSecId = ((wxWindow*)*node)->GetId();
4114
4115                     m_wndEditor2->SetSizeHints(3,3);
4116
4117                     m_wndEditor2->Show();
4118
4119                     SetupChildEventHandling(m_wndEditor2);
4120
4121                     // If no primary editor, focus to button to allow
4122                     // it to interprete ENTER etc.
4123                     // NOTE: Due to problems focusing away from it, this
4124                     //       has been disabled.
4125                     /*
4126                     if ( (flags & wxPG_SEL_FOCUS) && !m_wndEditor )
4127                         m_wndEditor2->SetFocus();
4128                     */
4129                 }
4130
4131                 if ( flags & wxPG_SEL_FOCUS )
4132                     m_editorFocused = 1;
4133
4134             }
4135             else
4136             {
4137                 // Make sure focus is in grid canvas (important for wxGTK,
4138                 // at least)
4139                 SetFocusOnCanvas();
4140             }
4141
4142             EditorsValueWasNotModified();
4143
4144             // If it's inside collapsed section, expand parent, scroll, etc.
4145             // Also, if it was partially visible, scroll it into view.
4146             if ( !(flags & wxPG_SEL_NONVISIBLE) )
4147                 EnsureVisible( p );
4148
4149             if ( m_wndEditor )
4150             {
4151                 m_wndEditor->Show(true);
4152             }
4153
4154             if ( !(flags & wxPG_SEL_NO_REFRESH) )
4155                 DrawItem(p);
4156         }
4157         else
4158         {
4159             // Make sure focus is in grid canvas
4160             SetFocusOnCanvas();
4161         }
4162
4163         ClearInternalFlag(wxPG_FL_IN_SELECT_PROPERTY);
4164     }
4165
4166 #if wxUSE_STATUSBAR
4167
4168     //
4169     // Show help text in status bar.
4170     //   (if found and grid not embedded in manager with help box and
4171     //    style wxPG_EX_HELP_AS_TOOLTIPS is not used).
4172     //
4173
4174     if ( !(GetExtraStyle() & wxPG_EX_HELP_AS_TOOLTIPS) )
4175     {
4176         wxStatusBar* statusbar = NULL;
4177         if ( !(m_iFlags & wxPG_FL_NOSTATUSBARHELP) )
4178         {
4179             wxFrame* frame = wxDynamicCast(::wxGetTopLevelParent(this),wxFrame);
4180             if ( frame )
4181                 statusbar = frame->GetStatusBar();
4182         }
4183
4184         if ( statusbar )
4185         {
4186             const wxString* pHelpString = (const wxString*) NULL;
4187
4188             if ( p )
4189             {
4190                 pHelpString = &p->GetHelpString();
4191                 if ( pHelpString->length() )
4192                 {
4193                     // Set help box text.
4194                     statusbar->SetStatusText( *pHelpString );
4195                     m_iFlags |= wxPG_FL_STRING_IN_STATUSBAR;
4196                 }
4197             }
4198
4199             if ( (!pHelpString || !pHelpString->length()) &&
4200                  (m_iFlags & wxPG_FL_STRING_IN_STATUSBAR) )
4201             {
4202                 // Clear help box - but only if it was written
4203                 // by us at previous time.
4204                 statusbar->SetStatusText( m_emptyString );
4205                 m_iFlags &= ~(wxPG_FL_STRING_IN_STATUSBAR);
4206             }
4207         }
4208     }
4209 #endif
4210
4211     m_inDoSelectProperty = 0;
4212
4213     // call wx event handler (here so that it also occurs on deselection)
4214     if ( !(flags & wxPG_SEL_DONT_SEND_EVENT) )
4215         SendEvent( wxEVT_PG_SELECTED, p, NULL );
4216
4217     return true;
4218 }
4219
4220 // -----------------------------------------------------------------------
4221
4222 bool wxPropertyGrid::UnfocusEditor()
4223 {
4224     wxPGProperty* selected = GetSelection();
4225
4226     if ( !selected || !m_wndEditor || m_frozen )
4227         return true;
4228
4229     if ( !CommitChangesFromEditor(0) )
4230         return false;
4231
4232     SetFocusOnCanvas();
4233     DrawItem(selected);
4234
4235     return true;
4236 }
4237
4238 // -----------------------------------------------------------------------
4239
4240 void wxPropertyGrid::RefreshEditor()
4241 {
4242     wxPGProperty* p = GetSelection();
4243     if ( !p )
4244         return;
4245
4246     wxWindow* wnd = GetEditorControl();
4247     if ( !wnd )
4248         return;
4249
4250     // Set editor font boldness - must do this before
4251     // calling UpdateControl().
4252     if ( HasFlag(wxPG_BOLD_MODIFIED) )
4253     {
4254         if ( p->HasFlag(wxPG_PROP_MODIFIED) )
4255             wnd->SetFont(GetCaptionFont());
4256         else
4257             wnd->SetFont(GetFont());
4258     }
4259
4260     const wxPGEditor* editorClass = p->GetEditorClass();
4261
4262     editorClass->UpdateControl(p, wnd);
4263
4264     if ( p->IsValueUnspecified() )
4265         SetEditorAppearance(m_unspecifiedAppearance, true);
4266 }
4267
4268 // -----------------------------------------------------------------------
4269
4270 bool wxPropertyGrid::SelectProperty( wxPGPropArg id, bool focus )
4271 {
4272     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(false)
4273
4274     int flags = wxPG_SEL_DONT_SEND_EVENT;
4275     if ( focus )
4276         flags |= wxPG_SEL_FOCUS;
4277
4278     return DoSelectProperty(p, flags);
4279 }
4280
4281 // -----------------------------------------------------------------------
4282 // wxPropertyGrid expand/collapse state
4283 // -----------------------------------------------------------------------
4284
4285 bool wxPropertyGrid::DoCollapse( wxPGProperty* p, bool sendEvents )
4286 {
4287     wxPGProperty* pwc = wxStaticCast(p, wxPGProperty);
4288     wxPGProperty* selected = GetSelection();
4289
4290     // If active editor was inside collapsed section, then disable it
4291     if ( selected && selected->IsSomeParent(p) )
4292     {
4293         DoClearSelection();
4294     }
4295
4296     // Store dont-center-splitter flag 'cause we need to temporarily set it
4297     bool prevDontCenterSplitter = m_pState->m_dontCenterSplitter;
4298     m_pState->m_dontCenterSplitter = true;
4299
4300     bool res = m_pState->DoCollapse(pwc);
4301
4302     if ( res )
4303     {
4304         if ( sendEvents )
4305             SendEvent( wxEVT_PG_ITEM_COLLAPSED, p );
4306
4307         RecalculateVirtualSize();
4308         Refresh();
4309     }
4310
4311     m_pState->m_dontCenterSplitter = prevDontCenterSplitter;
4312
4313     return res;
4314 }
4315
4316 // -----------------------------------------------------------------------
4317
4318 bool wxPropertyGrid::DoExpand( wxPGProperty* p, bool sendEvents )
4319 {
4320     wxCHECK_MSG( p, false, wxT("invalid property id") );
4321
4322     wxPGProperty* pwc = (wxPGProperty*)p;
4323
4324     // Store dont-center-splitter flag 'cause we need to temporarily set it
4325     bool prevDontCenterSplitter = m_pState->m_dontCenterSplitter;
4326     m_pState->m_dontCenterSplitter = true;
4327
4328     bool res = m_pState->DoExpand(pwc);
4329
4330     if ( res )
4331     {
4332         if ( sendEvents )
4333             SendEvent( wxEVT_PG_ITEM_EXPANDED, p );
4334
4335         RecalculateVirtualSize();
4336         Refresh();
4337     }
4338
4339     m_pState->m_dontCenterSplitter = prevDontCenterSplitter;
4340
4341     return res;
4342 }
4343
4344 // -----------------------------------------------------------------------
4345
4346 bool wxPropertyGrid::DoHideProperty( wxPGProperty* p, bool hide, int flags )
4347 {
4348     if ( m_frozen )
4349         return m_pState->DoHideProperty(p, hide, flags);
4350
4351     wxArrayPGProperty selection = m_pState->m_selection;  // Must use a copy
4352     int selRemoveCount = 0;
4353     for ( unsigned int i=0; i<selection.size(); i++ )
4354     {
4355         wxPGProperty* selected = selection[i];
4356         if ( selected == p || selected->IsSomeParent(p) )
4357         {
4358             if ( !DoRemoveFromSelection(p, flags) )
4359                 return false;
4360             selRemoveCount += 1;
4361         }
4362     }
4363
4364     m_pState->DoHideProperty(p, hide, flags);
4365
4366     RecalculateVirtualSize();
4367     Refresh();
4368
4369     return true;
4370 }
4371
4372
4373 // -----------------------------------------------------------------------
4374 // wxPropertyGrid size related methods
4375 // -----------------------------------------------------------------------
4376
4377 void wxPropertyGrid::RecalculateVirtualSize( int forceXPos )
4378 {
4379     // Don't check for !HasInternalFlag(wxPG_FL_INITIALIZED) here. Otherwise
4380     // virtual size calculation may go wrong.
4381     if ( HasInternalFlag(wxPG_FL_RECALCULATING_VIRTUAL_SIZE) ||
4382          m_frozen ||
4383          !m_pState )
4384         return;
4385
4386     //
4387     // If virtual height was changed, then recalculate editor control position(s)
4388     if ( m_pState->m_vhCalcPending )
4389         CorrectEditorWidgetPosY();
4390
4391     m_pState->EnsureVirtualHeight();
4392
4393     wxASSERT_LEVEL_2_MSG(
4394         m_pState->GetVirtualHeight() == m_pState->GetActualVirtualHeight(),
4395         "VirtualHeight and ActualVirtualHeight should match"
4396     );
4397
4398     m_iFlags |= wxPG_FL_RECALCULATING_VIRTUAL_SIZE;
4399
4400     int x = m_pState->m_width;
4401     int y = m_pState->m_virtualHeight;
4402
4403     int width, height;
4404     GetClientSize(&width,&height);
4405
4406     // Now adjust virtual size.
4407     SetVirtualSize(x, y);
4408
4409     int xAmount = 0;
4410     int xPos = 0;
4411
4412     //
4413     // Adjust scrollbars
4414     if ( HasVirtualWidth() )
4415     {
4416         xAmount = x/wxPG_PIXELS_PER_UNIT;
4417         xPos = GetScrollPos( wxHORIZONTAL );
4418     }
4419
4420     if ( forceXPos != -1 )
4421         xPos = forceXPos;
4422     // xPos too high?
4423     else if ( xPos > (xAmount-(width/wxPG_PIXELS_PER_UNIT)) )
4424         xPos = 0;
4425
4426     int yAmount = y / wxPG_PIXELS_PER_UNIT;
4427     int yPos = GetScrollPos( wxVERTICAL );
4428
4429     SetScrollbars( wxPG_PIXELS_PER_UNIT, wxPG_PIXELS_PER_UNIT,
4430                    xAmount, yAmount, xPos, yPos, true );
4431
4432     // Must re-get size now
4433     GetClientSize(&width,&height);
4434
4435     if ( !HasVirtualWidth() )
4436     {
4437         m_pState->SetVirtualWidth(width);
4438         x = width;
4439     }
4440
4441     m_width = width;
4442     m_height = height;
4443
4444     m_pState->CheckColumnWidths();
4445
4446     if ( GetSelection() )
4447         CorrectEditorWidgetSizeX();
4448
4449     m_iFlags &= ~wxPG_FL_RECALCULATING_VIRTUAL_SIZE;
4450 }
4451
4452 // -----------------------------------------------------------------------
4453
4454 void wxPropertyGrid::OnResize( wxSizeEvent& event )
4455 {
4456     if ( !(m_iFlags & wxPG_FL_INITIALIZED) )
4457         return;
4458
4459     int width, height;
4460     GetClientSize(&width, &height);
4461
4462     m_width = width;
4463     m_height = height;
4464
4465 #if wxPG_DOUBLE_BUFFER
4466     if ( !(GetExtraStyle() & wxPG_EX_NATIVE_DOUBLE_BUFFERING) )
4467     {
4468         int dblh = (m_lineHeight*2);
4469         if ( !m_doubleBuffer )
4470         {
4471             // Create double buffer bitmap to draw on, if none
4472             int w = (width>250)?width:250;
4473             int h = height + dblh;
4474             h = (h>400)?h:400;
4475             m_doubleBuffer = new wxBitmap( w, h );
4476         }
4477         else
4478         {
4479             int w = m_doubleBuffer->GetWidth();
4480             int h = m_doubleBuffer->GetHeight();
4481
4482             // Double buffer must be large enough
4483             if ( w < width || h < (height+dblh) )
4484             {
4485                 if ( w < width ) w = width;
4486                 if ( h < (height+dblh) ) h = height + dblh;
4487                 delete m_doubleBuffer;
4488                 m_doubleBuffer = new wxBitmap( w, h );
4489             }
4490         }
4491     }
4492
4493 #endif
4494
4495     m_pState->OnClientWidthChange( width, event.GetSize().x - m_ncWidth, true );
4496     m_ncWidth = event.GetSize().x;
4497
4498     if ( !m_frozen )
4499     {
4500         if ( m_pState->m_itemsAdded )
4501             PrepareAfterItemsAdded();
4502         else
4503             // Without this, virtual size (atleast under wxGTK) will be skewed
4504             RecalculateVirtualSize();
4505
4506         Refresh();
4507     }
4508 }
4509
4510 // -----------------------------------------------------------------------
4511
4512 void wxPropertyGrid::SetVirtualWidth( int width )
4513 {
4514     if ( width == -1 )
4515     {
4516         // Disable virtual width
4517         width = GetClientSize().x;
4518         ClearInternalFlag(wxPG_FL_HAS_VIRTUAL_WIDTH);
4519     }
4520     else
4521     {
4522         // Enable virtual width
4523         SetInternalFlag(wxPG_FL_HAS_VIRTUAL_WIDTH);
4524     }
4525     m_pState->SetVirtualWidth( width );
4526 }
4527
4528 void wxPropertyGrid::SetFocusOnCanvas()
4529 {
4530     SetFocusIgnoringChildren();
4531     m_editorFocused = 0;
4532 }
4533
4534 // -----------------------------------------------------------------------
4535 // wxPropertyGrid mouse event handling
4536 // -----------------------------------------------------------------------
4537
4538 // selFlags uses same values DoSelectProperty's flags
4539 // Returns true if event was vetoed.
4540 bool wxPropertyGrid::SendEvent( int eventType, wxPGProperty* p,
4541                                 wxVariant* pValue,
4542                                 unsigned int selFlags,
4543                                 unsigned int column )
4544 {
4545     // selFlags should have wxPG_SEL_NOVALIDATE if event is not
4546     // vetoable.
4547
4548     // Send property grid event of specific type and with specific property
4549     wxPropertyGridEvent evt( eventType, m_eventObject->GetId() );
4550     evt.SetPropertyGrid(this);
4551     evt.SetEventObject(m_eventObject);
4552     evt.SetProperty(p);
4553     evt.SetColumn(column);
4554     if ( eventType == wxEVT_PG_CHANGING )
4555     {
4556         wxASSERT( pValue );
4557         evt.SetCanVeto(true);
4558         m_validationInfo.m_pValue = pValue;
4559         evt.SetupValidationInfo();
4560     }
4561     else
4562     {
4563         if ( p )
4564             evt.SetPropertyValue(p->GetValue());
4565
4566         if ( !(selFlags & wxPG_SEL_NOVALIDATE) )
4567             evt.SetCanVeto(true);
4568     }
4569
4570     wxPropertyGridEvent* prevProcessedEvent = m_processedEvent;
4571     m_processedEvent = &evt;
4572     m_eventObject->HandleWindowEvent(evt);
4573     m_processedEvent = prevProcessedEvent;
4574
4575     return evt.WasVetoed();
4576 }
4577
4578 // -----------------------------------------------------------------------
4579
4580 // Return false if should be skipped
4581 bool wxPropertyGrid::HandleMouseClick( int x, unsigned int y, wxMouseEvent &event )
4582 {
4583     bool res = true;
4584
4585     // Need to set focus?
4586     if ( !(m_iFlags & wxPG_FL_FOCUSED) )
4587     {
4588         SetFocusOnCanvas();
4589     }
4590
4591     wxPropertyGridPageState* state = m_pState;
4592     int splitterHit;
4593     int splitterHitOffset;
4594     int columnHit = state->HitTestH( x, &splitterHit, &splitterHitOffset );
4595
4596     wxPGProperty* p = DoGetItemAtY(y);
4597
4598     if ( p )
4599     {
4600         int depth = (int)p->GetDepth() - 1;
4601
4602         int marginEnds = m_marginWidth + ( depth * m_subgroup_extramargin );
4603
4604         if ( x >= marginEnds )
4605         {
4606             // Outside margin.
4607
4608             if ( p->IsCategory() )
4609             {
4610                 // This is category.
4611                 wxPropertyCategory* pwc = (wxPropertyCategory*)p;
4612
4613                 int textX = m_marginWidth + ((unsigned int)((pwc->m_depth-1)*m_subgroup_extramargin));
4614
4615                 // Expand, collapse, activate etc. if click on text or left of splitter.
4616                 if ( x >= textX
4617                      &&
4618                      ( x < (textX+pwc->GetTextExtent(this, m_captionFont)+(wxPG_CAPRECTXMARGIN*2)) ||
4619                        columnHit == 0
4620                      )
4621                     )
4622                 {
4623                     if ( !AddToSelectionFromInputEvent( p,
4624                                                         columnHit,
4625                                                         &event ) )
4626                         return res;
4627
4628                     // On double-click, expand/collapse.
4629                     if ( event.ButtonDClick() && !(m_windowStyle & wxPG_HIDE_MARGIN) )
4630                     {
4631                         if ( pwc->IsExpanded() ) DoCollapse( p, true );
4632                         else DoExpand( p, true );
4633                     }
4634                 }
4635             }
4636             else if ( splitterHit == -1 )
4637             {
4638             // Click on value.
4639                 unsigned int selFlag = 0;
4640                 if ( columnHit == 1 )
4641                 {
4642                     m_iFlags |= wxPG_FL_ACTIVATION_BY_CLICK;
4643                     selFlag = wxPG_SEL_FOCUS;
4644                 }
4645                 if ( !AddToSelectionFromInputEvent( p,
4646                                                     columnHit,
4647                                                     &event,
4648                                                     selFlag ) )
4649                     return res;
4650
4651                 m_iFlags &= ~(wxPG_FL_ACTIVATION_BY_CLICK);
4652
4653                 if ( p->GetChildCount() && !p->IsCategory() )
4654                     // On double-click, expand/collapse.
4655                     if ( event.ButtonDClick() && !(m_windowStyle & wxPG_HIDE_MARGIN) )
4656                     {
4657                         wxPGProperty* pwc = (wxPGProperty*)p;
4658                         if ( pwc->IsExpanded() ) DoCollapse( p, true );
4659                         else DoExpand( p, true );
4660                     }
4661
4662                 res = false;
4663             }
4664             else
4665             {
4666             // click on splitter
4667                 if ( !(m_windowStyle & wxPG_STATIC_SPLITTER) )
4668                 {
4669                     if ( event.GetEventType() == wxEVT_LEFT_DCLICK )
4670                     {
4671                         // Double-clicking the splitter causes auto-centering
4672                         if ( m_pState->GetColumnCount() <= 2 )
4673                         {
4674                             ResetColumnSizes( true );
4675
4676                             SendEvent(wxEVT_PG_COL_DRAGGING,
4677                                       m_propHover,
4678                                       NULL,
4679                                       wxPG_SEL_NOVALIDATE,
4680                                       (unsigned int)m_draggedSplitter);
4681                         }
4682                     }
4683                     else if ( m_dragStatus == 0 )
4684                     {
4685                         //
4686                         // Begin draggin the splitter
4687                         //
4688
4689                         // send event
4690                         DoEndLabelEdit(true, wxPG_SEL_NOVALIDATE);
4691
4692                         // Allow application to veto dragging
4693                         if ( !SendEvent(wxEVT_PG_COL_BEGIN_DRAG,
4694                                         p, NULL, 0,
4695                                         (unsigned int)splitterHit) )
4696                         {
4697                             if ( m_wndEditor )
4698                             {
4699                                 // Changes must be committed here or the
4700                                 // value won't be drawn correctly
4701                                 if ( !CommitChangesFromEditor() )
4702                                     return res;
4703
4704                                 m_wndEditor->Show ( false );
4705                             }
4706
4707                             if ( !(m_iFlags & wxPG_FL_MOUSE_CAPTURED) )
4708                             {
4709                                 CaptureMouse();
4710                                 m_iFlags |= wxPG_FL_MOUSE_CAPTURED;
4711                             }
4712
4713                             m_dragStatus = 1;
4714                             m_draggedSplitter = splitterHit;
4715                             m_dragOffset = splitterHitOffset;
4716
4717                         #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
4718                             // Fixes button disappearance bug
4719                             if ( m_wndEditor2 )
4720                                 m_wndEditor2->Show ( false );
4721                         #endif
4722
4723                             m_startingSplitterX = x - splitterHitOffset;
4724                         }
4725                     }
4726                 }
4727             }
4728         }
4729         else
4730         {
4731         // Click on margin.
4732             if ( p->GetChildCount() )
4733             {
4734                 int nx = x + m_marginWidth - marginEnds; // Normalize x.
4735
4736                 // Fine tune cell button x
4737                 if ( !p->IsCategory() )
4738                     nx -= IN_CELL_EXPANDER_BUTTON_X_ADJUST;
4739
4740                 if ( (nx >= m_gutterWidth && nx < (m_gutterWidth+m_iconWidth)) )
4741                 {
4742                     int y2 = y % m_lineHeight;
4743                     if ( (y2 >= m_buttonSpacingY && y2 < (m_buttonSpacingY+m_iconHeight)) )
4744                     {
4745                         // On click on expander button, expand/collapse
4746                         if ( ((wxPGProperty*)p)->IsExpanded() )
4747                             DoCollapse( p, true );
4748                         else
4749                             DoExpand( p, true );
4750                     }
4751                 }
4752             }
4753         }
4754     }
4755     return res;
4756 }
4757
4758 // -----------------------------------------------------------------------
4759
4760 bool wxPropertyGrid::HandleMouseRightClick( int WXUNUSED(x),
4761                                             unsigned int WXUNUSED(y),
4762                                             wxMouseEvent& event )
4763 {
4764     if ( m_propHover )
4765     {
4766         // Select property here as well
4767         wxPGProperty* p = m_propHover;
4768         AddToSelectionFromInputEvent(p, m_colHover, &event);
4769
4770         // Send right click event.
4771         SendEvent( wxEVT_PG_RIGHT_CLICK, p );
4772
4773         return true;
4774     }
4775     return false;
4776 }
4777
4778 // -----------------------------------------------------------------------
4779
4780 bool wxPropertyGrid::HandleMouseDoubleClick( int WXUNUSED(x),
4781                                              unsigned int WXUNUSED(y),
4782                                              wxMouseEvent& event )
4783 {
4784     if ( m_propHover )
4785     {
4786         // Select property here as well
4787         wxPGProperty* p = m_propHover;
4788
4789         AddToSelectionFromInputEvent(p, m_colHover, &event);
4790
4791         // Send double-click event.
4792         SendEvent( wxEVT_PG_DOUBLE_CLICK, m_propHover );
4793
4794         return true;
4795     }
4796     return false;
4797 }
4798
4799 // -----------------------------------------------------------------------
4800
4801 #if wxPG_SUPPORT_TOOLTIPS
4802
4803 void wxPropertyGrid::SetToolTip( const wxString& tipString )
4804 {
4805     if ( tipString.length() )
4806     {
4807         wxScrolledWindow::SetToolTip(tipString);
4808     }
4809     else
4810     {
4811     #if wxPG_ALLOW_EMPTY_TOOLTIPS
4812         wxScrolledWindow::SetToolTip( m_emptyString );
4813     #else
4814         wxScrolledWindow::SetToolTip( NULL );
4815     #endif
4816     }
4817 }
4818
4819 #endif // #if wxPG_SUPPORT_TOOLTIPS
4820
4821 // -----------------------------------------------------------------------
4822
4823 // Return false if should be skipped
4824 bool wxPropertyGrid::HandleMouseMove( int x, unsigned int y,
4825                                       wxMouseEvent &event )
4826 {
4827     // Safety check (needed because mouse capturing may
4828     // otherwise freeze the control)
4829     if ( m_dragStatus > 0 && !event.Dragging() )
4830     {
4831         HandleMouseUp(x, y, event);
4832     }
4833
4834     wxPropertyGridPageState* state = m_pState;
4835     int splitterHit;
4836     int splitterHitOffset;
4837     int columnHit = state->HitTestH( x, &splitterHit, &splitterHitOffset );
4838     int splitterX = x - splitterHitOffset;
4839
4840     m_colHover = columnHit;
4841
4842     if ( m_dragStatus > 0 )
4843     {
4844         if ( x > (m_marginWidth + wxPG_DRAG_MARGIN) &&
4845              x < (m_pState->m_width - wxPG_DRAG_MARGIN) )
4846         {
4847
4848             int newSplitterX = x - m_dragOffset;
4849
4850             // Splitter redraw required?
4851             if ( newSplitterX != splitterX )
4852             {
4853                 // Move everything
4854                 DoSetSplitterPosition(newSplitterX,
4855                                       m_draggedSplitter,
4856                                       wxPG_SPLITTER_REFRESH |
4857                                       wxPG_SPLITTER_FROM_EVENT);
4858
4859                 SendEvent(wxEVT_PG_COL_DRAGGING,
4860                           m_propHover,
4861                           NULL,
4862                           wxPG_SEL_NOVALIDATE,
4863                           (unsigned int)m_draggedSplitter);
4864             }
4865
4866             m_dragStatus = 2;
4867         }
4868
4869         return false;
4870     }
4871     else
4872     {
4873
4874         int ih = m_lineHeight;
4875         int sy = y;
4876
4877     #if wxPG_SUPPORT_TOOLTIPS
4878         wxPGProperty* prevHover = m_propHover;
4879         unsigned char prevSide = m_mouseSide;
4880     #endif
4881         int curPropHoverY = y - (y % ih);
4882
4883         // On which item it hovers
4884         if ( !m_propHover
4885              ||
4886              ( sy < m_propHoverY || sy >= (m_propHoverY+ih) )
4887            )
4888         {
4889             // Mouse moves on another property
4890
4891             m_propHover = DoGetItemAtY(y);
4892             m_propHoverY = curPropHoverY;
4893
4894             // Send hover event
4895             SendEvent( wxEVT_PG_HIGHLIGHTED, m_propHover );
4896         }
4897
4898     #if wxPG_SUPPORT_TOOLTIPS
4899         // Store which side we are on
4900         m_mouseSide = 0;
4901         if ( columnHit == 1 )
4902             m_mouseSide = 2;
4903         else if ( columnHit == 0 )
4904             m_mouseSide = 1;
4905
4906         //
4907         // If tooltips are enabled, show label or value as a tip
4908         // in case it doesn't otherwise show in full length.
4909         //
4910         if ( m_windowStyle & wxPG_TOOLTIPS )
4911         {
4912             wxToolTip* tooltip = GetToolTip();
4913
4914             if ( m_propHover != prevHover || prevSide != m_mouseSide )
4915             {
4916                 if ( m_propHover && !m_propHover->IsCategory() )
4917                 {
4918
4919                     if ( GetExtraStyle() & wxPG_EX_HELP_AS_TOOLTIPS )
4920                     {
4921                         // Show help string as a tooltip
4922                         wxString tipString = m_propHover->GetHelpString();
4923
4924                         SetToolTip(tipString);
4925                     }
4926                     else
4927                     {
4928                         // Show cropped value string as a tooltip
4929                         wxString tipString;
4930                         int space = 0;
4931
4932                         if ( m_mouseSide == 1 )
4933                         {
4934                             tipString = m_propHover->m_label;
4935                             space = splitterX-m_marginWidth-3;
4936                         }
4937                         else if ( m_mouseSide == 2 )
4938                         {
4939                             tipString = m_propHover->GetDisplayedString();
4940
4941                             space = m_width - splitterX;
4942                             if ( m_propHover->m_flags & wxPG_PROP_CUSTOMIMAGE )
4943                                 space -= wxPG_CUSTOM_IMAGE_WIDTH +
4944                                          wxCC_CUSTOM_IMAGE_MARGIN1 +
4945                                          wxCC_CUSTOM_IMAGE_MARGIN2;
4946                         }
4947
4948                         if ( space )
4949                         {
4950                             int tw, th;
4951                             GetTextExtent( tipString, &tw, &th, 0, 0 );
4952                             if ( tw > space )
4953                             {
4954                                 SetToolTip( tipString );
4955                             }
4956                         }
4957                         else
4958                         {
4959                             if ( tooltip )
4960                             {
4961                             #if wxPG_ALLOW_EMPTY_TOOLTIPS
4962                                 SetToolTip( m_emptyString );
4963                             #else
4964                                 wxScrolledWindow::SetToolTip( NULL );
4965                             #endif
4966                             }
4967                         }
4968
4969                     }
4970                 }
4971                 else
4972                 {
4973                     if ( tooltip )
4974                     {
4975                     #if wxPG_ALLOW_EMPTY_TOOLTIPS
4976                         SetToolTip( m_emptyString );
4977                     #else
4978                         wxScrolledWindow::SetToolTip( NULL );
4979                     #endif
4980                     }
4981                 }
4982             }
4983         }
4984     #endif
4985
4986         if ( splitterHit == -1 ||
4987              !m_propHover ||
4988              HasFlag(wxPG_STATIC_SPLITTER) )
4989         {
4990             // hovering on something else
4991             if ( m_curcursor != wxCURSOR_ARROW )
4992                 CustomSetCursor( wxCURSOR_ARROW );
4993         }
4994         else
4995         {
4996             // Do not allow splitter cursor on caption items.
4997             // (also not if we were dragging and its started
4998             // outside the splitter region)
4999
5000             if ( !m_propHover->IsCategory() &&
5001                  !event.Dragging() )
5002             {
5003
5004                 // hovering on splitter
5005
5006                 // NB: Condition disabled since MouseLeave event (from the
5007                 //     editor control) cannot be reliably detected.
5008                 //if ( m_curcursor != wxCURSOR_SIZEWE )
5009                 CustomSetCursor( wxCURSOR_SIZEWE, true );
5010
5011                 return false;
5012             }
5013             else
5014             {
5015                 // hovering on something else
5016                 if ( m_curcursor != wxCURSOR_ARROW )
5017                     CustomSetCursor( wxCURSOR_ARROW );
5018             }
5019         }
5020
5021         //
5022         // Multi select by dragging
5023         //
5024         if ( (GetExtraStyle() & wxPG_EX_MULTIPLE_SELECTION) &&
5025              event.LeftIsDown() &&
5026              m_propHover &&
5027              GetSelection() &&
5028              columnHit != 1 &&
5029              !state->DoIsPropertySelected(m_propHover) )
5030         {
5031             // Additional requirement is that the hovered property
5032             // is adjacent to edges of selection.
5033             const wxArrayPGProperty& selection = GetSelectedProperties();
5034
5035             // Since categories cannot be selected along with 'other'
5036             // properties, exclude them from iterator flags.
5037             int iterFlags = wxPG_ITERATE_VISIBLE & (~wxPG_PROP_CATEGORY);
5038
5039             for ( int i=(selection.size()-1); i>=0; i-- )
5040             {
5041                 // TODO: This could be optimized by keeping track of
5042                 //       which properties are at the edges of selection.
5043                 wxPGProperty* selProp = selection[i];
5044                 if ( state->ArePropertiesAdjacent(m_propHover, selProp,
5045                                                   iterFlags) )
5046                 {
5047                     DoAddToSelection(m_propHover);
5048                     break;
5049                 }
5050             }
5051         }
5052     }
5053     return true;
5054 }
5055
5056 // -----------------------------------------------------------------------
5057
5058 // Also handles Leaving event
5059 bool wxPropertyGrid::HandleMouseUp( int x, unsigned int WXUNUSED(y),
5060                                     wxMouseEvent &WXUNUSED(event) )
5061 {
5062     wxPropertyGridPageState* state = m_pState;
5063     bool res = false;
5064
5065     int splitterHit;
5066     int splitterHitOffset;
5067     state->HitTestH( x, &splitterHit, &splitterHitOffset );
5068
5069     // No event type check - basicly calling this method should
5070     // just stop dragging.
5071     // Left up after dragged?
5072     if ( m_dragStatus >= 1 )
5073     {
5074     //
5075     // End Splitter Dragging
5076     //
5077         // DO NOT ENABLE FOLLOWING LINE!
5078         // (it is only here as a reminder to not to do it)
5079         //splitterX = x;
5080
5081         SendEvent(wxEVT_PG_COL_END_DRAG,
5082                   m_propHover,
5083                   NULL,
5084                   wxPG_SEL_NOVALIDATE,
5085                   (unsigned int)m_draggedSplitter);
5086
5087         // Disable splitter auto-centering (but only if moved any -
5088         // otherwise we end up disabling auto-center even after a
5089         // recentering double-click).
5090         int posDiff = abs(m_startingSplitterX -
5091                           GetSplitterPosition(m_draggedSplitter));
5092
5093         if ( posDiff > 1 )
5094             state->m_dontCenterSplitter = true;
5095
5096         // This is necessary to return cursor
5097         if ( m_iFlags & wxPG_FL_MOUSE_CAPTURED )
5098         {
5099             ReleaseMouse();
5100             m_iFlags &= ~(wxPG_FL_MOUSE_CAPTURED);
5101         }
5102
5103         // Set back the default cursor, if necessary
5104         if ( splitterHit == -1 ||
5105              !m_propHover )
5106         {
5107             CustomSetCursor( wxCURSOR_ARROW );
5108         }
5109
5110         m_dragStatus = 0;
5111
5112         // Control background needs to be cleared
5113         wxPGProperty* selected = GetSelection();
5114         if ( !(m_iFlags & wxPG_FL_PRIMARY_FILLS_ENTIRE) && selected )
5115             DrawItem( selected );
5116
5117         if ( m_wndEditor )
5118         {
5119             m_wndEditor->Show ( true );
5120         }
5121
5122     #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
5123         // Fixes button disappearance bug
5124         if ( m_wndEditor2 )
5125             m_wndEditor2->Show ( true );
5126     #endif
5127
5128         // This clears the focus.
5129         m_editorFocused = 0;
5130
5131     }
5132     return res;
5133 }
5134
5135 // -----------------------------------------------------------------------
5136
5137 bool wxPropertyGrid::OnMouseCommon( wxMouseEvent& event, int* px, int* py )
5138 {
5139     int splitterX = GetSplitterPosition();
5140
5141     int ux, uy;
5142     CalcUnscrolledPosition( event.m_x, event.m_y, &ux, &uy );
5143
5144     wxWindow* wnd = GetEditorControl();
5145
5146     // Hide popup on clicks
5147     if ( event.GetEventType() != wxEVT_MOTION )
5148         if ( wnd && wnd->IsKindOf(CLASSINFO(wxOwnerDrawnComboBox)) )
5149         {
5150             ((wxOwnerDrawnComboBox*)wnd)->HidePopup();
5151         }
5152
5153     wxRect r;
5154     if ( wnd )
5155         r = wnd->GetRect();
5156     if ( wnd == NULL || m_dragStatus ||
5157          (
5158            ux <= (splitterX + wxPG_SPLITTERX_DETECTMARGIN2) ||
5159            ux >= (r.x+r.width) ||
5160            event.m_y < r.y ||
5161            event.m_y >= (r.y+r.height)
5162          )
5163        )
5164     {
5165         *px = ux;
5166         *py = uy;
5167         return true;
5168     }
5169     else
5170     {
5171         if ( m_curcursor != wxCURSOR_ARROW ) CustomSetCursor ( wxCURSOR_ARROW );
5172     }
5173     return false;
5174 }
5175
5176 // -----------------------------------------------------------------------
5177
5178 void wxPropertyGrid::OnMouseClick( wxMouseEvent &event )
5179 {
5180     int x, y;
5181     if ( OnMouseCommon( event, &x, &y ) )
5182     {
5183         HandleMouseClick(x,y,event);
5184     }
5185     event.Skip();
5186 }
5187
5188 // -----------------------------------------------------------------------
5189
5190 void wxPropertyGrid::OnMouseRightClick( wxMouseEvent &event )
5191 {
5192     int x, y;
5193     CalcUnscrolledPosition( event.m_x, event.m_y, &x, &y );
5194     HandleMouseRightClick(x,y,event);
5195     event.Skip();
5196 }
5197
5198 // -----------------------------------------------------------------------
5199
5200 void wxPropertyGrid::OnMouseDoubleClick( wxMouseEvent &event )
5201 {
5202     // Always run standard mouse-down handler as well
5203     OnMouseClick(event);
5204
5205     int x, y;
5206     CalcUnscrolledPosition( event.m_x, event.m_y, &x, &y );
5207     HandleMouseDoubleClick(x,y,event);
5208     event.Skip();
5209 }
5210
5211 // -----------------------------------------------------------------------
5212
5213 void wxPropertyGrid::OnMouseMove( wxMouseEvent &event )
5214 {
5215     int x, y;
5216     if ( OnMouseCommon( event, &x, &y ) )
5217     {
5218         HandleMouseMove(x,y,event);
5219     }
5220     event.Skip();
5221 }
5222
5223 // -----------------------------------------------------------------------
5224
5225 void wxPropertyGrid::OnMouseUp( wxMouseEvent &event )
5226 {
5227     int x, y;
5228     if ( OnMouseCommon( event, &x, &y ) )
5229     {
5230         HandleMouseUp(x,y,event);
5231     }
5232     event.Skip();
5233 }
5234
5235 // -----------------------------------------------------------------------
5236
5237 void wxPropertyGrid::OnMouseEntry( wxMouseEvent &event )
5238 {
5239     // This may get called from child control as well, so event's
5240     // mouse position cannot be relied on.
5241
5242     if ( event.Entering() )
5243     {
5244         if ( !(m_iFlags & wxPG_FL_MOUSE_INSIDE) )
5245         {
5246             // TODO: Fix this (detect parent and only do
5247             //   cursor trick if it is a manager).
5248             wxASSERT( GetParent() );
5249             GetParent()->SetCursor(wxNullCursor);
5250
5251             m_iFlags |= wxPG_FL_MOUSE_INSIDE;
5252         }
5253         else
5254             GetParent()->SetCursor(wxNullCursor);
5255     }
5256     else if ( event.Leaving() )
5257     {
5258         // Without this, wxSpinCtrl editor will sometimes have wrong cursor
5259         SetCursor( wxNullCursor );
5260
5261         // Get real cursor position
5262         wxPoint pt = ScreenToClient(::wxGetMousePosition());
5263
5264         if ( ( pt.x <= 0 || pt.y <= 0 || pt.x >= m_width || pt.y >= m_height ) )
5265         {
5266             {
5267                 if ( (m_iFlags & wxPG_FL_MOUSE_INSIDE) )
5268                 {
5269                     m_iFlags &= ~(wxPG_FL_MOUSE_INSIDE);
5270                 }
5271
5272                 if ( m_dragStatus )
5273                     wxPropertyGrid::HandleMouseUp ( -1, 10000, event );
5274             }
5275         }
5276     }
5277
5278     event.Skip();
5279 }
5280
5281 // -----------------------------------------------------------------------
5282
5283 // Common code used by various OnMouseXXXChild methods.
5284 bool wxPropertyGrid::OnMouseChildCommon( wxMouseEvent &event, int* px, int *py )
5285 {
5286     wxWindow* topCtrlWnd = (wxWindow*)event.GetEventObject();
5287     wxASSERT( topCtrlWnd );
5288     int x, y;
5289     event.GetPosition(&x,&y);
5290
5291     int splitterX = GetSplitterPosition();
5292
5293     wxRect r = topCtrlWnd->GetRect();
5294     if ( !m_dragStatus &&
5295          x > (splitterX-r.x+wxPG_SPLITTERX_DETECTMARGIN2) &&
5296          y >= 0 && y < r.height \
5297        )
5298     {
5299         if ( m_curcursor != wxCURSOR_ARROW ) CustomSetCursor ( wxCURSOR_ARROW );
5300         event.Skip();
5301     }
5302     else
5303     {
5304         CalcUnscrolledPosition( event.m_x + r.x, event.m_y + r.y, \
5305             px, py );
5306         return true;
5307     }
5308     return false;
5309 }
5310
5311 void wxPropertyGrid::OnMouseClickChild( wxMouseEvent &event )
5312 {
5313     int x,y;
5314     if ( OnMouseChildCommon(event,&x,&y) )
5315     {
5316         bool res = HandleMouseClick(x,y,event);
5317         if ( !res ) event.Skip();
5318     }
5319 }
5320
5321 void wxPropertyGrid::OnMouseRightClickChild( wxMouseEvent &event )
5322 {
5323     int x,y;
5324     wxASSERT( m_wndEditor );
5325     // These coords may not be exact (about +-2),
5326     // but that should not matter (right click is about item, not position).
5327     wxPoint pt = m_wndEditor->GetPosition();
5328     CalcUnscrolledPosition( event.m_x + pt.x, event.m_y + pt.y, &x, &y );
5329
5330     // FIXME: Used to set m_propHover to selection here. Was it really
5331     //        necessary?
5332
5333     bool res = HandleMouseRightClick(x,y,event);
5334     if ( !res ) event.Skip();
5335 }
5336
5337 void wxPropertyGrid::OnMouseMoveChild( wxMouseEvent &event )
5338 {
5339     int x,y;
5340     if ( OnMouseChildCommon(event,&x,&y) )
5341     {
5342         bool res = HandleMouseMove(x,y,event);
5343         if ( !res ) event.Skip();
5344     }
5345 }
5346
5347 void wxPropertyGrid::OnMouseUpChild( wxMouseEvent &event )
5348 {
5349     int x,y;
5350     if ( OnMouseChildCommon(event,&x,&y) )
5351     {
5352         bool res = HandleMouseUp(x,y,event);
5353         if ( !res ) event.Skip();
5354     }
5355 }
5356
5357 // -----------------------------------------------------------------------
5358 // wxPropertyGrid keyboard event handling
5359 // -----------------------------------------------------------------------
5360
5361 int wxPropertyGrid::KeyEventToActions(wxKeyEvent &event, int* pSecond) const
5362 {
5363     // Translates wxKeyEvent to wxPG_ACTION_XXX
5364
5365     int keycode = event.GetKeyCode();
5366     int modifiers = event.GetModifiers();
5367
5368     wxASSERT( !(modifiers&~(0xFFFF)) );
5369
5370     int hashMapKey = (keycode & 0xFFFF) | ((modifiers & 0xFFFF) << 16);
5371
5372     wxPGHashMapI2I::const_iterator it = m_actionTriggers.find(hashMapKey);
5373
5374     if ( it == m_actionTriggers.end() )
5375         return 0;
5376
5377     if ( pSecond )
5378     {
5379         int second = (it->second>>16) & 0xFFFF;
5380         *pSecond = second;
5381     }
5382
5383     return (it->second & 0xFFFF);
5384 }
5385
5386 void wxPropertyGrid::AddActionTrigger( int action, int keycode, int modifiers )
5387 {
5388     wxASSERT( !(modifiers&~(0xFFFF)) );
5389
5390     int hashMapKey = (keycode & 0xFFFF) | ((modifiers & 0xFFFF) << 16);
5391
5392     wxPGHashMapI2I::iterator it = m_actionTriggers.find(hashMapKey);
5393
5394     if ( it != m_actionTriggers.end() )
5395     {
5396         // This key combination is already used
5397
5398         // Can add secondary?
5399         wxASSERT_MSG( !(it->second&~(0xFFFF)),
5400                       wxT("You can only add up to two separate actions per key combination.") );
5401
5402         action = it->second | (action<<16);
5403     }
5404
5405     m_actionTriggers[hashMapKey] = action;
5406 }
5407
5408 void wxPropertyGrid::ClearActionTriggers( int action )
5409 {
5410     wxPGHashMapI2I::iterator it;
5411     bool didSomething;
5412
5413     do
5414     {
5415         didSomething = false;
5416
5417         for ( it = m_actionTriggers.begin();
5418               it != m_actionTriggers.end();
5419               it++ )
5420         {
5421             if ( it->second == action )
5422             {
5423                 m_actionTriggers.erase(it);
5424                 didSomething = true;
5425                 break;
5426             }
5427         }
5428     }
5429     while ( didSomething );
5430 }
5431
5432 void wxPropertyGrid::HandleKeyEvent( wxKeyEvent &event, bool fromChild )
5433 {
5434     //
5435     // Handles key event when editor control is not focused.
5436     //
5437
5438     wxCHECK2(!m_frozen, return);
5439
5440     // Travelsal between items, collapsing/expanding, etc.
5441     wxPGProperty* selected = GetSelection();
5442     int keycode = event.GetKeyCode();
5443     bool editorFocused = IsEditorFocused();
5444
5445     if ( keycode == WXK_TAB )
5446     {
5447         wxWindow* mainControl;
5448
5449         if ( HasInternalFlag(wxPG_FL_IN_MANAGER) )
5450             mainControl = GetParent();
5451         else
5452             mainControl = this;
5453
5454         if ( !event.ShiftDown() )
5455         {
5456             if ( !editorFocused && m_wndEditor )
5457             {
5458                 DoSelectProperty( selected, wxPG_SEL_FOCUS );
5459             }
5460             else
5461             {
5462                 // Tab traversal workaround for platforms on which
5463                 // wxWindow::Navigate() may navigate into first child
5464                 // instead of next sibling. Does not work perfectly
5465                 // in every scenario (for instance, when property grid
5466                 // is either first or last control).
5467             #if defined(__WXGTK__)
5468                 wxWindow* sibling = mainControl->GetNextSibling();
5469                 if ( sibling )
5470                     sibling->SetFocusFromKbd();
5471             #else
5472                 Navigate(wxNavigationKeyEvent::IsForward);
5473             #endif
5474             }
5475         }
5476         else
5477         {
5478             if ( editorFocused )
5479             {
5480                 UnfocusEditor();
5481             }
5482             else
5483             {
5484             #if defined(__WXGTK__)
5485                 wxWindow* sibling = mainControl->GetPrevSibling();
5486                 if ( sibling )
5487                     sibling->SetFocusFromKbd();
5488             #else
5489                 Navigate(wxNavigationKeyEvent::IsBackward);
5490             #endif
5491             }
5492         }
5493
5494         return;
5495     }
5496
5497     // Ignore Alt and Control when they are down alone
5498     if ( keycode == WXK_ALT ||
5499          keycode == WXK_CONTROL )
5500     {
5501         event.Skip();
5502         return;
5503     }
5504
5505     int secondAction;
5506     int action = KeyEventToActions(event, &secondAction);
5507
5508     if ( editorFocused && action == wxPG_ACTION_CANCEL_EDIT )
5509     {
5510         //
5511         // Esc cancels any changes
5512         if ( IsEditorsValueModified() )
5513         {
5514             EditorsValueWasNotModified();
5515
5516             // Update the control as well
5517             selected->GetEditorClass()->
5518                 SetControlStringValue( selected,
5519                                        GetEditorControl(),
5520                                        selected->GetDisplayedString() );
5521         }
5522
5523         OnValidationFailureReset(selected);
5524
5525         UnfocusEditor();
5526         return;
5527     }
5528
5529     // Except for TAB and ESC, handle child control events in child control
5530     if ( fromChild )
5531     {
5532         // Only propagate event if it had modifiers
5533         if ( !event.HasModifiers() )
5534         {
5535             event.StopPropagation();
5536         }
5537         event.Skip();
5538         return;
5539     }
5540
5541     bool wasHandled = false;
5542
5543     if ( selected )
5544     {
5545         // Show dialog?
5546         if ( ButtonTriggerKeyTest(action, event) )
5547             return;
5548
5549         wxPGProperty* p = selected;
5550
5551         // Travel and expand/collapse
5552         int selectDir = -2;
5553
5554         if ( p->GetChildCount() )
5555         {
5556             if ( action == wxPG_ACTION_COLLAPSE_PROPERTY || secondAction == wxPG_ACTION_COLLAPSE_PROPERTY )
5557             {
5558                 if ( (m_windowStyle & wxPG_HIDE_MARGIN) || Collapse(p) )
5559                     wasHandled = true;
5560             }
5561             else if ( action == wxPG_ACTION_EXPAND_PROPERTY || secondAction == wxPG_ACTION_EXPAND_PROPERTY )
5562             {
5563                 if ( (m_windowStyle & wxPG_HIDE_MARGIN) || Expand(p) )
5564                     wasHandled = true;
5565             }
5566         }
5567
5568         if ( !wasHandled )
5569         {
5570             if ( action == wxPG_ACTION_PREV_PROPERTY || secondAction == wxPG_ACTION_PREV_PROPERTY )
5571             {
5572                 selectDir = -1;
5573             }
5574             else if ( action == wxPG_ACTION_NEXT_PROPERTY || secondAction == wxPG_ACTION_NEXT_PROPERTY )
5575             {
5576                 selectDir = 1;
5577             }
5578         }
5579
5580         if ( selectDir >= -1 )
5581         {
5582             p = wxPropertyGridIterator::OneStep( m_pState, wxPG_ITERATE_VISIBLE, p, selectDir );
5583             if ( p )
5584                 DoSelectProperty(p);
5585             wasHandled = true;
5586         }
5587     }
5588     else
5589     {
5590         // If nothing was selected, select the first item now
5591         // (or navigate out of tab).
5592         if ( action != wxPG_ACTION_CANCEL_EDIT && secondAction != wxPG_ACTION_CANCEL_EDIT )
5593         {
5594             wxPGProperty* p = wxPropertyGridInterface::GetFirst();
5595             if ( p ) DoSelectProperty(p);
5596             wasHandled = true;
5597         }
5598     }
5599
5600     if ( !wasHandled )
5601         event.Skip();
5602 }
5603
5604 // -----------------------------------------------------------------------
5605
5606 void wxPropertyGrid::OnKey( wxKeyEvent &event )
5607 {
5608     // If there was editor open and focused, then this event should not
5609     // really be processed here.
5610     if ( IsEditorFocused() )
5611     {
5612         // However, if event had modifiers, it is probably still best
5613         // to skip it.
5614         if ( event.HasModifiers() )
5615             event.Skip();
5616         else
5617             event.StopPropagation();
5618         return;
5619     }
5620
5621     HandleKeyEvent(event, false);
5622 }
5623
5624 // -----------------------------------------------------------------------
5625
5626 bool wxPropertyGrid::ButtonTriggerKeyTest( int action, wxKeyEvent& event )
5627 {
5628     if ( action == -1 )
5629     {
5630         int secondAction;
5631         action = KeyEventToActions(event, &secondAction);
5632     }
5633
5634     // Does the keycode trigger button?
5635     if ( action == wxPG_ACTION_PRESS_BUTTON &&
5636          m_wndEditor2 )
5637     {
5638         wxCommandEvent evt(wxEVT_COMMAND_BUTTON_CLICKED, m_wndEditor2->GetId());
5639         GetEventHandler()->AddPendingEvent(evt);
5640         return true;
5641     }
5642
5643     return false;
5644 }
5645
5646 // -----------------------------------------------------------------------
5647
5648 void wxPropertyGrid::OnChildKeyDown( wxKeyEvent &event )
5649 {
5650     HandleKeyEvent(event, true);
5651 }
5652
5653 // -----------------------------------------------------------------------
5654 // wxPropertyGrid miscellaneous event handling
5655 // -----------------------------------------------------------------------
5656
5657 void wxPropertyGrid::OnIdle( wxIdleEvent& WXUNUSED(event) )
5658 {
5659     //
5660     // Check if the focus is in this control or one of its children
5661     wxWindow* newFocused = wxWindow::FindFocus();
5662
5663     if ( newFocused != m_curFocused )
5664         HandleFocusChange( newFocused );
5665
5666     //
5667     // Check if top-level parent has changed
5668     if ( GetExtraStyle() & wxPG_EX_ENABLE_TLP_TRACKING )
5669     {
5670         wxWindow* tlp = ::wxGetTopLevelParent(this);
5671         if ( tlp != m_tlp )
5672             OnTLPChanging(tlp);
5673     }
5674
5675     //
5676     // Resolve pending property removals
5677     if ( m_deletedProperties.size() > 0 )
5678     {
5679         wxArrayPGProperty& arr = m_deletedProperties;
5680         for ( unsigned int i=0; i<arr.size(); i++ )
5681         {
5682             DeleteProperty(arr[i]);
5683         }
5684         arr.clear();
5685     }
5686     if ( m_removedProperties.size() > 0 )
5687     {
5688         wxArrayPGProperty& arr = m_removedProperties;
5689         for ( unsigned int i=0; i<arr.size(); i++ )
5690         {
5691             RemoveProperty(arr[i]);
5692         }
5693         arr.clear();
5694     }
5695 }
5696
5697 bool wxPropertyGrid::IsEditorFocused() const
5698 {
5699     wxWindow* focus = wxWindow::FindFocus();
5700
5701     if ( focus == m_wndEditor || focus == m_wndEditor2 ||
5702          focus == GetEditorControl() )
5703          return true;
5704
5705     return false;
5706 }
5707
5708 // Called by focus event handlers. newFocused is the window that becomes focused.
5709 void wxPropertyGrid::HandleFocusChange( wxWindow* newFocused )
5710 {
5711     unsigned int oldFlags = m_iFlags;
5712     bool wasEditorFocused = false;
5713     wxWindow* wndEditor = m_wndEditor;
5714
5715     m_iFlags &= ~(wxPG_FL_FOCUSED);
5716
5717     wxWindow* parent = newFocused;
5718
5719     // This must be one of nextFocus' parents.
5720     while ( parent )
5721     {
5722         if ( parent == wndEditor )
5723         {
5724             wasEditorFocused = true;
5725         }
5726         // Use m_eventObject, which is either wxPropertyGrid or
5727         // wxPropertyGridManager, as appropriate.
5728         else if ( parent == m_eventObject )
5729         {
5730             m_iFlags |= wxPG_FL_FOCUSED;
5731             break;
5732         }
5733         parent = parent->GetParent();
5734     }
5735
5736     // Notify editor control when it receives a focus
5737     if ( wasEditorFocused && m_curFocused != newFocused )
5738     {
5739         wxPGProperty* p = GetSelection();
5740         if ( p )
5741         {
5742             const wxPGEditor* editor = p->GetEditorClass();
5743             ResetEditorAppearance();
5744             editor->OnFocus(p, GetEditorControl());
5745         }
5746     }
5747
5748     m_curFocused = newFocused;
5749
5750     if ( (m_iFlags & wxPG_FL_FOCUSED) !=
5751          (oldFlags & wxPG_FL_FOCUSED) )
5752     {
5753         if ( !(m_iFlags & wxPG_FL_FOCUSED) )
5754         {
5755             // Need to store changed value
5756             CommitChangesFromEditor();
5757         }
5758         else
5759         {
5760             /*
5761             //
5762             // Preliminary code for tab-order respecting
5763             // tab-traversal (but should be moved to
5764             // OnNav handler)
5765             //
5766             wxWindow* prevFocus = event.GetWindow();
5767             wxWindow* useThis = this;
5768             if ( m_iFlags & wxPG_FL_IN_MANAGER )
5769                 useThis = GetParent();
5770
5771             if ( prevFocus &&
5772                  prevFocus->GetParent() == useThis->GetParent() )
5773             {
5774                 wxList& children = useThis->GetParent()->GetChildren();
5775
5776                 wxNode* node = children.Find(prevFocus);
5777
5778                 if ( node->GetNext() &&
5779                      useThis == node->GetNext()->GetData() )
5780                     DoSelectProperty(GetFirst());
5781                 else if ( node->GetPrevious () &&
5782                           useThis == node->GetPrevious()->GetData() )
5783                     DoSelectProperty(GetLastProperty());
5784
5785             }
5786             */
5787         }
5788
5789         // Redraw selected
5790         wxPGProperty* selected = GetSelection();
5791         if ( selected && (m_iFlags & wxPG_FL_INITIALIZED) )
5792             DrawItem( selected );
5793     }
5794 }
5795
5796 void wxPropertyGrid::OnFocusEvent( wxFocusEvent& event )
5797 {
5798     if ( event.GetEventType() == wxEVT_SET_FOCUS )
5799         HandleFocusChange((wxWindow*)event.GetEventObject());
5800     // Line changed to "else" when applying wxPropertyGrid patch #1675902
5801     //else if ( event.GetWindow() )
5802     else
5803         HandleFocusChange(event.GetWindow());
5804
5805     event.Skip();
5806 }
5807
5808 // -----------------------------------------------------------------------
5809
5810 void wxPropertyGrid::OnChildFocusEvent( wxChildFocusEvent& event )
5811 {
5812     HandleFocusChange((wxWindow*)event.GetEventObject());
5813     event.Skip();
5814 }
5815
5816 // -----------------------------------------------------------------------
5817
5818 void wxPropertyGrid::OnScrollEvent( wxScrollWinEvent &event )
5819 {
5820     m_iFlags |= wxPG_FL_SCROLLED;
5821
5822     event.Skip();
5823 }
5824
5825 // -----------------------------------------------------------------------
5826
5827 void wxPropertyGrid::OnCaptureChange( wxMouseCaptureChangedEvent& WXUNUSED(event) )
5828 {
5829     if ( m_iFlags & wxPG_FL_MOUSE_CAPTURED )
5830     {
5831         m_iFlags &= ~(wxPG_FL_MOUSE_CAPTURED);
5832     }
5833 }
5834
5835 // -----------------------------------------------------------------------
5836 // Property editor related functions
5837 // -----------------------------------------------------------------------
5838
5839 // noDefCheck = true prevents infinite recursion.
5840 wxPGEditor* wxPropertyGrid::DoRegisterEditorClass( wxPGEditor* editorClass,
5841                                                    const wxString& editorName,
5842                                                    bool noDefCheck )
5843 {
5844     wxASSERT( editorClass );
5845
5846     if ( !noDefCheck && wxPGGlobalVars->m_mapEditorClasses.empty() )
5847         RegisterDefaultEditors();
5848
5849     wxString name = editorName;
5850     if ( name.length() == 0 )
5851         name = editorClass->GetName();
5852
5853     // Existing editor under this name?
5854     wxPGHashMapS2P::iterator vt_it = wxPGGlobalVars->m_mapEditorClasses.find(name);
5855
5856     if ( vt_it != wxPGGlobalVars->m_mapEditorClasses.end() )
5857     {
5858         // If this name was already used, try class name.
5859         name = editorClass->GetClassInfo()->GetClassName();
5860         vt_it = wxPGGlobalVars->m_mapEditorClasses.find(name);
5861     }
5862
5863     wxCHECK_MSG( vt_it == wxPGGlobalVars->m_mapEditorClasses.end(),
5864                  (wxPGEditor*) vt_it->second,
5865                  "Editor with given name was already registered" );
5866
5867     wxPGGlobalVars->m_mapEditorClasses[name] = (void*)editorClass;
5868
5869     return editorClass;
5870 }
5871
5872 // Use this in RegisterDefaultEditors.
5873 #define wxPGRegisterDefaultEditorClass(EDITOR) \
5874     if ( wxPGEditor_##EDITOR == NULL ) \
5875     { \
5876         wxPGEditor_##EDITOR = wxPropertyGrid::RegisterEditorClass( \
5877             new wxPG##EDITOR##Editor, true ); \
5878     }
5879
5880 // Registers all default editor classes
5881 void wxPropertyGrid::RegisterDefaultEditors()
5882 {
5883     wxPGRegisterDefaultEditorClass( TextCtrl );
5884     wxPGRegisterDefaultEditorClass( Choice );
5885     wxPGRegisterDefaultEditorClass( ComboBox );
5886     wxPGRegisterDefaultEditorClass( TextCtrlAndButton );
5887 #if wxPG_INCLUDE_CHECKBOX
5888     wxPGRegisterDefaultEditorClass( CheckBox );
5889 #endif
5890     wxPGRegisterDefaultEditorClass( ChoiceAndButton );
5891
5892     // Register SpinCtrl etc. editors before use
5893     RegisterAdditionalEditors();
5894 }
5895
5896 // -----------------------------------------------------------------------
5897 // wxPGStringTokenizer
5898 //   Needed to handle C-style string lists (e.g. "str1" "str2")
5899 // -----------------------------------------------------------------------
5900
5901 wxPGStringTokenizer::wxPGStringTokenizer( const wxString& str, wxChar delimeter )
5902     : m_str(&str), m_curPos(str.begin()), m_delimeter(delimeter)
5903 {
5904 }
5905
5906 wxPGStringTokenizer::~wxPGStringTokenizer()
5907 {
5908 }
5909
5910 bool wxPGStringTokenizer::HasMoreTokens()
5911 {
5912     const wxString& str = *m_str;
5913
5914     wxString::const_iterator i = m_curPos;
5915
5916     wxUniChar delim = m_delimeter;
5917     wxUniChar a;
5918     wxUniChar prev_a = wxT('\0');
5919
5920     bool inToken = false;
5921
5922     while ( i != str.end() )
5923     {
5924         a = *i;
5925
5926         if ( !inToken )
5927         {
5928             if ( a == delim )
5929             {
5930                 inToken = true;
5931                 m_readyToken.clear();
5932             }
5933         }
5934         else
5935         {
5936             if ( prev_a != wxT('\\') )
5937             {
5938                 if ( a != delim )
5939                 {
5940                     if ( a != wxT('\\') )
5941                         m_readyToken << a;
5942                 }
5943                 else
5944                 {
5945                     ++i;
5946                     m_curPos = i;
5947                     return true;
5948                 }
5949                 prev_a = a;
5950             }
5951             else
5952             {
5953                 m_readyToken << a;
5954                 prev_a = wxT('\0');
5955             }
5956         }
5957         ++i;
5958     }
5959
5960     m_curPos = str.end();
5961
5962     if ( inToken )
5963         return true;
5964
5965     return false;
5966 }
5967
5968 wxString wxPGStringTokenizer::GetNextToken()
5969 {
5970     return m_readyToken;
5971 }
5972
5973 // -----------------------------------------------------------------------
5974 // wxPGChoiceEntry
5975 // -----------------------------------------------------------------------
5976
5977 wxPGChoiceEntry::wxPGChoiceEntry()
5978     : wxPGCell(), m_value(wxPG_INVALID_VALUE)
5979 {
5980 }
5981
5982 // -----------------------------------------------------------------------
5983 // wxPGChoicesData
5984 // -----------------------------------------------------------------------
5985
5986 wxPGChoicesData::wxPGChoicesData()
5987 {
5988 }
5989
5990 wxPGChoicesData::~wxPGChoicesData()
5991 {
5992     Clear();
5993 }
5994
5995 void wxPGChoicesData::Clear()
5996 {
5997     m_items.clear();
5998 }
5999
6000 void wxPGChoicesData::CopyDataFrom( wxPGChoicesData* data )
6001 {
6002     wxASSERT( m_items.size() == 0 );
6003
6004     m_items = data->m_items;
6005 }
6006
6007 wxPGChoiceEntry& wxPGChoicesData::Insert( int index,
6008                                           const wxPGChoiceEntry& item )
6009 {
6010     wxVector<wxPGChoiceEntry>::iterator it;
6011     if ( index == -1 )
6012     {
6013         it = m_items.end();
6014         index = (int) m_items.size();
6015     }
6016     else
6017     {
6018         it = m_items.begin() + index;
6019     }
6020
6021     m_items.insert(it, item);
6022
6023     wxPGChoiceEntry& ownEntry = m_items[index];
6024
6025     // Need to fix value?
6026     if ( ownEntry.GetValue() == wxPG_INVALID_VALUE )
6027         ownEntry.SetValue(index);
6028
6029     return ownEntry;
6030 }
6031
6032 // -----------------------------------------------------------------------
6033 // wxPropertyGridEvent
6034 // -----------------------------------------------------------------------
6035
6036 IMPLEMENT_DYNAMIC_CLASS(wxPropertyGridEvent, wxCommandEvent)
6037
6038
6039 wxDEFINE_EVENT( wxEVT_PG_SELECTED, wxPropertyGridEvent );
6040 wxDEFINE_EVENT( wxEVT_PG_CHANGING, wxPropertyGridEvent );
6041 wxDEFINE_EVENT( wxEVT_PG_CHANGED, wxPropertyGridEvent );
6042 wxDEFINE_EVENT( wxEVT_PG_HIGHLIGHTED, wxPropertyGridEvent );
6043 wxDEFINE_EVENT( wxEVT_PG_RIGHT_CLICK, wxPropertyGridEvent );
6044 wxDEFINE_EVENT( wxEVT_PG_PAGE_CHANGED, wxPropertyGridEvent );
6045 wxDEFINE_EVENT( wxEVT_PG_ITEM_EXPANDED, wxPropertyGridEvent );
6046 wxDEFINE_EVENT( wxEVT_PG_ITEM_COLLAPSED, wxPropertyGridEvent );
6047 wxDEFINE_EVENT( wxEVT_PG_DOUBLE_CLICK, wxPropertyGridEvent );
6048 wxDEFINE_EVENT( wxEVT_PG_LABEL_EDIT_BEGIN, wxPropertyGridEvent );
6049 wxDEFINE_EVENT( wxEVT_PG_LABEL_EDIT_ENDING, wxPropertyGridEvent );
6050 wxDEFINE_EVENT( wxEVT_PG_COL_BEGIN_DRAG, wxPropertyGridEvent );
6051 wxDEFINE_EVENT( wxEVT_PG_COL_DRAGGING, wxPropertyGridEvent );
6052 wxDEFINE_EVENT( wxEVT_PG_COL_END_DRAG, wxPropertyGridEvent );
6053
6054 // -----------------------------------------------------------------------
6055
6056 void wxPropertyGridEvent::Init()
6057 {
6058     m_validationInfo = NULL;
6059     m_column = 1;
6060     m_canVeto = false;
6061     m_wasVetoed = false;
6062 }
6063
6064 // -----------------------------------------------------------------------
6065
6066 wxPropertyGridEvent::wxPropertyGridEvent(wxEventType commandType, int id)
6067     : wxCommandEvent(commandType,id)
6068 {
6069     m_property = NULL;
6070     Init();
6071 }
6072
6073 // -----------------------------------------------------------------------
6074
6075 wxPropertyGridEvent::wxPropertyGridEvent(const wxPropertyGridEvent& event)
6076     : wxCommandEvent(event)
6077 {
6078     m_eventType = event.GetEventType();
6079     m_eventObject = event.m_eventObject;
6080     m_pg = event.m_pg;
6081     OnPropertyGridSet();
6082     m_property = event.m_property;
6083     m_validationInfo = event.m_validationInfo;
6084     m_canVeto = event.m_canVeto;
6085     m_wasVetoed = event.m_wasVetoed;
6086 }
6087
6088 // -----------------------------------------------------------------------
6089
6090 void wxPropertyGridEvent::OnPropertyGridSet()
6091 {
6092     if ( !m_pg )
6093         return;
6094
6095 #if wxUSE_THREADS
6096     wxCriticalSectionLocker(wxPGGlobalVars->m_critSect);
6097 #endif
6098     m_pg->m_liveEvents.push_back(this);
6099 }
6100
6101 // -----------------------------------------------------------------------
6102
6103 wxPropertyGridEvent::~wxPropertyGridEvent()
6104 {
6105     if ( m_pg )
6106     {
6107     #if wxUSE_THREADS
6108         wxCriticalSectionLocker(wxPGGlobalVars->m_critSect);
6109     #endif
6110
6111         // Use iterate from the back since it is more likely that the event
6112         // being desroyed is at the end of the array.
6113         wxVector<wxPropertyGridEvent*>& liveEvents = m_pg->m_liveEvents;
6114
6115         for ( int i = liveEvents.size()-1; i >= 0; i-- )
6116         {
6117             if ( liveEvents[i] == this )
6118             {
6119                 liveEvents.erase(liveEvents.begin() + i);
6120                 break;
6121             }
6122         }
6123     }
6124 }
6125
6126 // -----------------------------------------------------------------------
6127
6128 wxEvent* wxPropertyGridEvent::Clone() const
6129 {
6130     return new wxPropertyGridEvent( *this );
6131 }
6132
6133 // -----------------------------------------------------------------------
6134 // wxPropertyGridPopulator
6135 // -----------------------------------------------------------------------
6136
6137 wxPropertyGridPopulator::wxPropertyGridPopulator()
6138 {
6139     m_state = NULL;
6140     m_pg = NULL;
6141     wxPGGlobalVars->m_offline++;
6142 }
6143
6144 // -----------------------------------------------------------------------
6145
6146 void wxPropertyGridPopulator::SetState( wxPropertyGridPageState* state )
6147 {
6148     m_state = state;
6149     m_propHierarchy.clear();
6150 }
6151
6152 // -----------------------------------------------------------------------
6153
6154 void wxPropertyGridPopulator::SetGrid( wxPropertyGrid* pg )
6155 {
6156     m_pg = pg;
6157     pg->Freeze();
6158 }
6159
6160 // -----------------------------------------------------------------------
6161
6162 wxPropertyGridPopulator::~wxPropertyGridPopulator()
6163 {
6164     //
6165     // Free unused sets of choices
6166     wxPGHashMapS2P::iterator it;
6167
6168     for( it = m_dictIdChoices.begin(); it != m_dictIdChoices.end(); ++it )
6169     {
6170         wxPGChoicesData* data = (wxPGChoicesData*) it->second;
6171         data->DecRef();
6172     }
6173
6174     if ( m_pg )
6175     {
6176         m_pg->Thaw();
6177         m_pg->GetPanel()->Refresh();
6178     }
6179     wxPGGlobalVars->m_offline--;
6180 }
6181
6182 // -----------------------------------------------------------------------
6183
6184 wxPGProperty* wxPropertyGridPopulator::Add( const wxString& propClass,
6185                                             const wxString& propLabel,
6186                                             const wxString& propName,
6187                                             const wxString* propValue,
6188                                             wxPGChoices* pChoices )
6189 {
6190     wxClassInfo* classInfo = wxClassInfo::FindClass(propClass);
6191     wxPGProperty* parent = GetCurParent();
6192
6193     if ( parent->HasFlag(wxPG_PROP_AGGREGATE) )
6194     {
6195         ProcessError(wxString::Format(wxT("new children cannot be added to '%s'"),parent->GetName().c_str()));
6196         return NULL;
6197     }
6198
6199     if ( !classInfo || !classInfo->IsKindOf(CLASSINFO(wxPGProperty)) )
6200     {
6201         ProcessError(wxString::Format(wxT("'%s' is not valid property class"),propClass.c_str()));
6202         return NULL;
6203     }
6204
6205     wxPGProperty* property = (wxPGProperty*) classInfo->CreateObject();
6206
6207     property->SetLabel(propLabel);
6208     property->DoSetName(propName);
6209
6210     if ( pChoices && pChoices->IsOk() )
6211         property->SetChoices(*pChoices);
6212
6213     m_state->DoInsert(parent, -1, property);
6214
6215     if ( propValue )
6216         property->SetValueFromString( *propValue, wxPG_FULL_VALUE|
6217                                                   wxPG_PROGRAMMATIC_VALUE );
6218
6219     return property;
6220 }
6221
6222 // -----------------------------------------------------------------------
6223
6224 void wxPropertyGridPopulator::AddChildren( wxPGProperty* property )
6225 {
6226     m_propHierarchy.push_back(property);
6227     DoScanForChildren();
6228     m_propHierarchy.pop_back();
6229 }
6230
6231 // -----------------------------------------------------------------------
6232
6233 wxPGChoices wxPropertyGridPopulator::ParseChoices( const wxString& choicesString,
6234                                                    const wxString& idString )
6235 {
6236     wxPGChoices choices;
6237
6238     // Using id?
6239     if ( choicesString[0] == wxT('@') )
6240     {
6241         wxString ids = choicesString.substr(1);
6242         wxPGHashMapS2P::iterator it = m_dictIdChoices.find(ids);
6243         if ( it == m_dictIdChoices.end() )
6244             ProcessError(wxString::Format(wxT("No choices defined for id '%s'"),ids.c_str()));
6245         else
6246             choices.AssignData((wxPGChoicesData*)it->second);
6247     }
6248     else
6249     {
6250         bool found = false;
6251         if ( idString.length() )
6252         {
6253             wxPGHashMapS2P::iterator it = m_dictIdChoices.find(idString);
6254             if ( it != m_dictIdChoices.end() )
6255             {
6256                 choices.AssignData((wxPGChoicesData*)it->second);
6257                 found = true;
6258             }
6259         }
6260
6261         if ( !found )
6262         {
6263             // Parse choices string
6264             wxString::const_iterator it = choicesString.begin();
6265             wxString label;
6266             wxString value;
6267             int state = 0;
6268             bool labelValid = false;
6269
6270             for ( ; it != choicesString.end(); ++it )
6271             {
6272                 wxChar c = *it;
6273
6274                 if ( state != 1 )
6275                 {
6276                     if ( c == wxT('"') )
6277                     {
6278                         if ( labelValid )
6279                         {
6280                             long l;
6281                             if ( !value.ToLong(&l, 0) ) l = wxPG_INVALID_VALUE;
6282                             choices.Add(label, l);
6283                         }
6284                         labelValid = false;
6285                         //wxLogDebug(wxT("%s, %s"),label.c_str(),value.c_str());
6286                         value.clear();
6287                         label.clear();
6288                         state = 1;
6289                     }
6290                     else if ( c == wxT('=') )
6291                     {
6292                         if ( labelValid )
6293                         {
6294                             state = 2;
6295                         }
6296                     }
6297                     else if ( state == 2 && (wxIsalnum(c) || c == wxT('x')) )
6298                     {
6299                         value << c;
6300                     }
6301                 }
6302                 else
6303                 {
6304                     if ( c == wxT('"') )
6305                     {
6306                         state = 0;
6307                         labelValid = true;
6308                     }
6309                     else
6310                         label << c;
6311                 }
6312             }
6313
6314             if ( labelValid )
6315             {
6316                 long l;
6317                 if ( !value.ToLong(&l, 0) ) l = wxPG_INVALID_VALUE;
6318                 choices.Add(label, l);
6319             }
6320
6321             if ( !choices.IsOk() )
6322             {
6323                 choices.EnsureData();
6324             }
6325
6326             // Assign to id
6327             if ( idString.length() )
6328                 m_dictIdChoices[idString] = choices.GetData();
6329         }
6330     }
6331
6332     return choices;
6333 }
6334
6335 // -----------------------------------------------------------------------
6336
6337 bool wxPropertyGridPopulator::ToLongPCT( const wxString& s, long* pval, long max )
6338 {
6339     if ( s.Last() == wxT('%') )
6340     {
6341         wxString s2 = s.substr(0,s.length()-1);
6342         long val;
6343         if ( s2.ToLong(&val, 10) )
6344         {
6345             *pval = (val*max)/100;
6346             return true;
6347         }
6348         return false;
6349     }
6350
6351     return s.ToLong(pval, 10);
6352 }
6353
6354 // -----------------------------------------------------------------------
6355
6356 bool wxPropertyGridPopulator::AddAttribute( const wxString& name,
6357                                             const wxString& type,
6358                                             const wxString& value )
6359 {
6360     int l = m_propHierarchy.size();
6361     if ( !l )
6362         return false;
6363
6364     wxPGProperty* p = m_propHierarchy[l-1];
6365     wxString valuel = value.Lower();
6366     wxVariant variant;
6367
6368     if ( type.length() == 0 )
6369     {
6370         long v;
6371
6372         // Auto-detect type
6373         if ( valuel == wxT("true") || valuel == wxT("yes") || valuel == wxT("1") )
6374             variant = true;
6375         else if ( valuel == wxT("false") || valuel == wxT("no") || valuel == wxT("0") )
6376             variant = false;
6377         else if ( value.ToLong(&v, 0) )
6378             variant = v;
6379         else
6380             variant = value;
6381     }
6382     else
6383     {
6384         if ( type == wxT("string") )
6385         {
6386             variant = value;
6387         }
6388         else if ( type == wxT("int") )
6389         {
6390             long v = 0;
6391             value.ToLong(&v, 0);
6392             variant = v;
6393         }
6394         else if ( type == wxT("bool") )
6395         {
6396             if ( valuel == wxT("true") || valuel == wxT("yes") || valuel == wxT("1") )
6397                 variant = true;
6398             else
6399                 variant = false;
6400         }
6401         else
6402         {
6403             ProcessError(wxString::Format(wxT("Invalid attribute type '%s'"),type.c_str()));
6404             return false;
6405         }
6406     }
6407
6408     p->SetAttribute( name, variant );
6409
6410     return true;
6411 }
6412
6413 // -----------------------------------------------------------------------
6414
6415 void wxPropertyGridPopulator::ProcessError( const wxString& msg )
6416 {
6417     wxLogError(_("Error in resource: %s"),msg.c_str());
6418 }
6419
6420 // -----------------------------------------------------------------------
6421
6422 #endif  // wxUSE_PROPGRID