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 #include "wx/clipbrd.h"
  67 #include "wx/dataobj.h"
  68
  69 #ifdef __WXMSW__
  70     #include "wx/msw/private.h"
  71 #endif
  72
  73 // Two pics for the expand / collapse buttons.
  74 // Files are not supplied with this project (since it is
  75 // recommended to use either custom or native rendering).
  76 // If you want them, get wxTreeMultiCtrl by Jorgen Bodde,
  77 // and copy xpm files from archive to wxPropertyGrid src directory
  78 // (and also comment/undef wxPG_ICON_WIDTH in propGrid.h
  79 // and set wxPG_USE_RENDERER_NATIVE to 0).
  80 #ifndef wxPG_ICON_WIDTH
  81   #if defined(__WXMAC__)
  82     #include "mac_collapse.xpm"
  83     #include "mac_expand.xpm"
  84   #elif defined(__WXGTK__)
  85     #include "linux_collapse.xpm"
  86     #include "linux_expand.xpm"
  87   #else
  88     #include "default_collapse.xpm"
  89     #include "default_expand.xpm"
  90   #endif
  91 #endif
  92
  93
  94 //#define wxPG_TEXT_INDENT                4 // For the wxComboControl
  95 //#define wxPG_ALLOW_CLIPPING             1 // If 1, GetUpdateRegion() in OnPaint event handler is not ignored
  96 #define wxPG_GUTTER_DIV                 3 // gutter is max(iconwidth/gutter_div,gutter_min)
  97 #define wxPG_GUTTER_MIN                 3 // gutter before and after image of [+] or [-]
  98 #define wxPG_YSPACING_MIN               1
  99 #define wxPG_DEFAULT_VSPACING           2 // This matches .NET propertygrid's value,
 100                                           // but causes normal combobox to spill out under MSW
 101
 102 //#define wxPG_OPTIMAL_WIDTH              200 // Arbitrary
 103
 104 //#define wxPG_MIN_SCROLLBAR_WIDTH        10 // Smallest scrollbar width on any platform
 105                                            // Must be larger than largest control border
 106                                            // width * 2.
 107
 108
 109 #define wxPG_DEFAULT_CURSOR             wxNullCursor
 110
 111
 112 //#define wxPG_NAT_CHOICE_BORDER_ANY   0
 113
 114 //#define wxPG_HIDER_BUTTON_HEIGHT        25
 115
 116 #define wxPG_PIXELS_PER_UNIT            m_lineHeight
 117
 118 #ifdef wxPG_ICON_WIDTH
 119   #define m_iconHeight m_iconWidth
 120 #endif
 121
 122 //#define wxPG_TOOLTIP_DELAY              1000
 123
 124 // -----------------------------------------------------------------------
 125
 126 #if wxUSE_INTL
 127 void wxPropertyGrid::AutoGetTranslation ( bool enable )
 128 {
 129     wxPGGlobalVars->m_autoGetTranslation = enable;
 130 }
 131 #else
 132 void wxPropertyGrid::AutoGetTranslation ( bool ) { }
 133 #endif
 134
 135 // -----------------------------------------------------------------------
 136
 137 const char wxPropertyGridNameStr[] = "wxPropertyGrid";
 138
 139 // -----------------------------------------------------------------------
 140 // Statics in one class for easy destruction.
 141 // -----------------------------------------------------------------------
 142
 143 #include "wx/module.h"
 144
 145 class wxPGGlobalVarsClassManager : public wxModule
 146 {
 147     DECLARE_DYNAMIC_CLASS(wxPGGlobalVarsClassManager)
 148 public:
 149     wxPGGlobalVarsClassManager() {}
 150     virtual bool OnInit() { wxPGGlobalVars = new wxPGGlobalVarsClass(); return true; }
 151     virtual void OnExit() { delete wxPGGlobalVars; wxPGGlobalVars = NULL; }
 152 };
 153
 154 IMPLEMENT_DYNAMIC_CLASS(wxPGGlobalVarsClassManager, wxModule)
 155
 156
 157 wxPGGlobalVarsClass* wxPGGlobalVars = NULL;
 158
 159
 160 wxPGGlobalVarsClass::wxPGGlobalVarsClass()
 161 {
 162     wxPGProperty::sm_wxPG_LABEL = new wxString(wxPG_LABEL_STRING);
 163
 164     m_boolChoices.Add(_("False"));
 165     m_boolChoices.Add(_("True"));
 166
 167     m_fontFamilyChoices = NULL;
 168
 169     m_defaultRenderer = new wxPGDefaultRenderer();
 170
 171     m_autoGetTranslation = false;
 172
 173     m_offline = 0;
 174
 175     m_extraStyle = 0;
 176
 177     wxVariant v;
 178
 179         // Prepare some shared variants
 180     m_vEmptyString = wxString();
 181     m_vZero = (long) 0;
 182     m_vMinusOne = (long) -1;
 183     m_vTrue = true;
 184     m_vFalse = false;
 185
 186     // Prepare cached string constants
 187     m_strstring = wxS("string");
 188     m_strlong = wxS("long");
 189     m_strbool = wxS("bool");
 190     m_strlist = wxS("list");
 191     m_strMin = wxS("Min");
 192     m_strMax = wxS("Max");
 193     m_strUnits = wxS("Units");
 194     m_strInlineHelp = wxS("InlineHelp");
 195
 196 #ifdef __WXDEBUG__
 197     m_warnings = 0;
 198 #endif
 199 }
 200
 201
 202 wxPGGlobalVarsClass::~wxPGGlobalVarsClass()
 203 {
 204     size_t i;
 205
 206     delete m_defaultRenderer;
 207
 208     // This will always have one ref
 209     delete m_fontFamilyChoices;
 210
 211 #if wxUSE_VALIDATORS
 212     for ( i=0; i<m_arrValidators.size(); i++ )
 213         delete ((wxValidator*)m_arrValidators[i]);
 214 #endif
 215
 216     //
 217     // Destroy value type class instances.
 218     wxPGHashMapS2P::iterator vt_it;
 219
 220     // Destroy editor class instances.
 221     // iterate over all the elements in the class
 222     for( vt_it = m_mapEditorClasses.begin(); vt_it != m_mapEditorClasses.end(); ++vt_it )
 223     {
 224         delete ((wxPGEditor*)vt_it->second);
 225     }
 226
 227     delete wxPGProperty::sm_wxPG_LABEL;
 228 }
 229
 230 void wxPropertyGridInitGlobalsIfNeeded()
 231 {
 232 }
 233
 234 // -----------------------------------------------------------------------
 235 // wxPGTLWHandler
 236 //   Intercepts Close-events sent to wxPropertyGrid's top-level parent,
 237 //   and tries to commit property value.
 238 // -----------------------------------------------------------------------
 239
 240 class wxPGTLWHandler : public wxEvtHandler
 241 {
 242 public:
 243
 244     wxPGTLWHandler( wxPropertyGrid* pg )
 245         : wxEvtHandler()
 246     {
 247         m_pg = pg;
 248     }
 249
 250 protected:
 251
 252     void OnClose( wxCloseEvent& event )
 253     {
 254         // ClearSelection forces value validation/commit.
 255         if ( event.CanVeto() && !m_pg->ClearSelection() )
 256         {
 257             event.Veto();
 258             return;
 259         }
 260
 261         event.Skip();
 262     }
 263
 264 private:
 265     wxPropertyGrid*     m_pg;
 266
 267     DECLARE_EVENT_TABLE()
 268 };
 269
 270 BEGIN_EVENT_TABLE(wxPGTLWHandler, wxEvtHandler)
 271     EVT_CLOSE(wxPGTLWHandler::OnClose)
 272 END_EVENT_TABLE()
 273
 274 // -----------------------------------------------------------------------
 275 // wxPGCanvas
 276 // -----------------------------------------------------------------------
 277
 278 //
 279 // wxPGCanvas acts as a graphics sub-window of the
 280 // wxScrolledWindow that wxPropertyGrid is.
 281 //
 282 class wxPGCanvas : public wxPanel
 283 {
 284 public:
 285     wxPGCanvas() : wxPanel()
 286     {
 287     }
 288     virtual ~wxPGCanvas() { }
 289
 290 protected:
 291     void OnMouseMove( wxMouseEvent &event )
 292     {
 293         wxPropertyGrid* pg = wxStaticCast(GetParent(), wxPropertyGrid);
 294         pg->OnMouseMove( event );
 295     }
 296
 297     void OnMouseClick( wxMouseEvent &event )
 298     {
 299         wxPropertyGrid* pg = wxStaticCast(GetParent(), wxPropertyGrid);
 300         pg->OnMouseClick( event );
 301     }
 302
 303     void OnMouseUp( wxMouseEvent &event )
 304     {
 305         wxPropertyGrid* pg = wxStaticCast(GetParent(), wxPropertyGrid);
 306         pg->OnMouseUp( event );
 307     }
 308
 309     void OnMouseRightClick( wxMouseEvent &event )
 310     {
 311         wxPropertyGrid* pg = wxStaticCast(GetParent(), wxPropertyGrid);
 312         pg->OnMouseRightClick( event );
 313     }
 314
 315     void OnMouseDoubleClick( wxMouseEvent &event )
 316     {
 317         wxPropertyGrid* pg = wxStaticCast(GetParent(), wxPropertyGrid);
 318         pg->OnMouseDoubleClick( event );
 319     }
 320
 321     void OnKey( wxKeyEvent& event )
 322     {
 323         wxPropertyGrid* pg = wxStaticCast(GetParent(), wxPropertyGrid);
 324         pg->OnKey( event );
 325     }
 326
 327     void OnPaint( wxPaintEvent& event );
 328
 329     // Always be focussable, even with child windows
 330     virtual void SetCanFocus(bool WXUNUSED(canFocus))
 331     {  wxPanel::SetCanFocus(true); }
 332
 333
 334 private:
 335     DECLARE_EVENT_TABLE()
 336     DECLARE_ABSTRACT_CLASS(wxPGCanvas)
 337 };
 338
 339
 340 IMPLEMENT_ABSTRACT_CLASS(wxPGCanvas,wxPanel)
 341
 342 BEGIN_EVENT_TABLE(wxPGCanvas, wxPanel)
 343     EVT_MOTION(wxPGCanvas::OnMouseMove)
 344     EVT_PAINT(wxPGCanvas::OnPaint)
 345     EVT_LEFT_DOWN(wxPGCanvas::OnMouseClick)
 346     EVT_LEFT_UP(wxPGCanvas::OnMouseUp)
 347     EVT_RIGHT_UP(wxPGCanvas::OnMouseRightClick)
 348     EVT_LEFT_DCLICK(wxPGCanvas::OnMouseDoubleClick)
 349     EVT_KEY_DOWN(wxPGCanvas::OnKey)
 350 END_EVENT_TABLE()
 351
 352
 353 void wxPGCanvas::OnPaint( wxPaintEvent& WXUNUSED(event) )
 354 {
 355     wxPropertyGrid* pg = wxStaticCast(GetParent(), wxPropertyGrid);
 356     wxASSERT( pg->IsKindOf(CLASSINFO(wxPropertyGrid)) );
 357
 358     wxPaintDC dc(this);
 359
 360     // Don't paint after destruction has begun
 361     if ( !(pg->GetInternalFlags() & wxPG_FL_INITIALIZED) )
 362         return;
 363
 364     // Update everything inside the box
 365     wxRect r = GetUpdateRegion().GetBox();
 366
 367     // Repaint this rectangle
 368     pg->DrawItems( dc, r.y, r.y + r.height, &r );
 369
 370     // We assume that the size set when grid is shown
 371     // is what is desired.
 372     pg->SetInternalFlag(wxPG_FL_GOOD_SIZE_SET);
 373 }
 374
 375 // -----------------------------------------------------------------------
 376 // wxPropertyGrid
 377 // -----------------------------------------------------------------------
 378
 379 IMPLEMENT_DYNAMIC_CLASS(wxPropertyGrid, wxScrolledWindow)
 380
 381 BEGIN_EVENT_TABLE(wxPropertyGrid, wxScrolledWindow)
 382   EVT_IDLE(wxPropertyGrid::OnIdle)
 383   EVT_MOTION(wxPropertyGrid::OnMouseMoveBottom)
 384   EVT_PAINT(wxPropertyGrid::OnPaint)
 385   EVT_SIZE(wxPropertyGrid::OnResize)
 386   EVT_ENTER_WINDOW(wxPropertyGrid::OnMouseEntry)
 387   EVT_LEAVE_WINDOW(wxPropertyGrid::OnMouseEntry)
 388   EVT_MOUSE_CAPTURE_CHANGED(wxPropertyGrid::OnCaptureChange)
 389   EVT_SCROLLWIN(wxPropertyGrid::OnScrollEvent)
 390   EVT_CHILD_FOCUS(wxPropertyGrid::OnChildFocusEvent)
 391   EVT_SET_FOCUS(wxPropertyGrid::OnFocusEvent)
 392   EVT_KILL_FOCUS(wxPropertyGrid::OnFocusEvent)
 393   EVT_SYS_COLOUR_CHANGED(wxPropertyGrid::OnSysColourChanged)
 394 END_EVENT_TABLE()
 395
 396
 397 // -----------------------------------------------------------------------
 398
 399 wxPropertyGrid::wxPropertyGrid()
 400     : wxScrolledWindow()
 401 {
 402     Init1();
 403 }
 404
 405 // -----------------------------------------------------------------------
 406
 407 wxPropertyGrid::wxPropertyGrid( wxWindow *parent,
 408                                 wxWindowID id,
 409                                 const wxPoint& pos,
 410                                 const wxSize& size,
 411                                 long style,
 412                                 const wxString& name )
 413     : wxScrolledWindow()
 414 {
 415     Init1();
 416     Create(parent,id,pos,size,style,name);
 417 }
 418
 419 // -----------------------------------------------------------------------
 420
 421 bool wxPropertyGrid::Create( wxWindow *parent,
 422                              wxWindowID id,
 423                              const wxPoint& pos,
 424                              const wxSize& size,
 425                              long style,
 426                              const wxString& name )
 427 {
 428
 429     if ( !(style&wxBORDER_MASK) )
 430         style |= wxSIMPLE_BORDER;
 431
 432     style |= wxVSCROLL;
 433
 434     // Filter out wxTAB_TRAVERSAL - we will handle TABs manually
 435     style &= ~(wxTAB_TRAVERSAL);
 436     style |= wxWANTS_CHARS;
 437
 438     wxScrolledWindow::Create(parent,id,pos,size,style,name);
 439
 440     Init2();
 441
 442     return true;
 443 }
 444
 445 // -----------------------------------------------------------------------
 446
 447 //
 448 // Initialize values to defaults
 449 //
 450 void wxPropertyGrid::Init1()
 451 {
 452     // Register editor classes, if necessary.
 453     if ( wxPGGlobalVars->m_mapEditorClasses.empty() )
 454         wxPropertyGrid::RegisterDefaultEditors();
 455
 456     m_iFlags = 0;
 457     m_pState = NULL;
 458     m_wndEditor = m_wndEditor2 = NULL;
 459     m_selected = NULL;
 460     m_selColumn = -1;
 461     m_propHover = NULL;
 462     m_eventObject = this;
 463     m_curFocused = NULL;
 464     m_tlwHandler = NULL;
 465     m_sortFunction = NULL;
 466     m_inDoPropertyChanged = 0;
 467     m_inCommitChangesFromEditor = 0;
 468     m_inDoSelectProperty = 0;
 469     m_permanentValidationFailureBehavior = wxPG_VFB_DEFAULT;
 470     m_dragStatus = 0;
 471     m_mouseSide = 16;
 472     m_editorFocused = 0;
 473
 474     // Set default keys
 475     AddActionTrigger( wxPG_ACTION_NEXT_PROPERTY, WXK_RIGHT );
 476     AddActionTrigger( wxPG_ACTION_NEXT_PROPERTY, WXK_DOWN );
 477     AddActionTrigger( wxPG_ACTION_PREV_PROPERTY, WXK_LEFT );
 478     AddActionTrigger( wxPG_ACTION_PREV_PROPERTY, WXK_UP );
 479     AddActionTrigger( wxPG_ACTION_EXPAND_PROPERTY, WXK_RIGHT);
 480     AddActionTrigger( wxPG_ACTION_COLLAPSE_PROPERTY, WXK_LEFT);
 481     AddActionTrigger( wxPG_ACTION_CANCEL_EDIT, WXK_ESCAPE );
 482     AddActionTrigger( wxPG_ACTION_PRESS_BUTTON, WXK_DOWN, wxMOD_ALT );
 483     AddActionTrigger( wxPG_ACTION_PRESS_BUTTON, WXK_F4 );
 484
 485     m_coloursCustomized = 0;
 486     m_frozen = 0;
 487
 488     m_canvas = NULL;
 489
 490 #if wxPG_DOUBLE_BUFFER
 491     m_doubleBuffer = NULL;
 492 #endif
 493
 494 #ifndef wxPG_ICON_WIDTH
 495         m_expandbmp = NULL;
 496         m_collbmp = NULL;
 497         m_iconWidth = 11;
 498         m_iconHeight = 11;
 499 #else
 500     m_iconWidth = wxPG_ICON_WIDTH;
 501 #endif
 502
 503     m_prevVY = -1;
 504
 505     m_gutterWidth = wxPG_GUTTER_MIN;
 506     m_subgroup_extramargin = 10;
 507
 508     m_lineHeight = 0;
 509
 510     m_width = m_height = 0;
 511
 512     m_commonValues.push_back(new wxPGCommonValue(_("Unspecified"), wxPGGlobalVars->m_defaultRenderer) );
 513     m_cvUnspecified = 0;
 514
 515     m_chgInfo_changedProperty = NULL;
 516 }
 517
 518 // -----------------------------------------------------------------------
 519
 520 //
 521 // Initialize after parent etc. set
 522 //
 523 void wxPropertyGrid::Init2()
 524 {
 525     wxASSERT( !(m_iFlags & wxPG_FL_INITIALIZED ) );
 526
 527 #ifdef __WXMAC__
 528    // Smaller controls on Mac
 529    SetWindowVariant(wxWINDOW_VARIANT_SMALL);
 530 #endif
 531
 532     // Now create state, if one didn't exist already
 533     // (wxPropertyGridManager might have created it for us).
 534     if ( !m_pState )
 535     {
 536         m_pState = CreateState();
 537         m_pState->m_pPropGrid = this;
 538         m_iFlags |= wxPG_FL_CREATEDSTATE;
 539     }
 540
 541     if ( !(m_windowStyle & wxPG_SPLITTER_AUTO_CENTER) )
 542         m_iFlags |= wxPG_FL_DONT_CENTER_SPLITTER;
 543
 544     if ( m_windowStyle & wxPG_HIDE_CATEGORIES )
 545     {
 546         m_pState->InitNonCatMode();
 547
 548         m_pState->m_properties = m_pState->m_abcArray;
 549     }
 550
 551     GetClientSize(&m_width,&m_height);
 552
 553 #ifndef wxPG_ICON_WIDTH
 554     // create two bitmap nodes for drawing
 555         m_expandbmp = new wxBitmap(expand_xpm);
 556         m_collbmp = new wxBitmap(collapse_xpm);
 557
 558         // calculate average font height for bitmap centering
 559
 560         m_iconWidth = m_expandbmp->GetWidth();
 561         m_iconHeight = m_expandbmp->GetHeight();
 562 #endif
 563
 564     m_curcursor = wxCURSOR_ARROW;
 565     m_cursorSizeWE = new wxCursor( wxCURSOR_SIZEWE );
 566
 567         // adjust bitmap icon y position so they are centered
 568     m_vspacing = wxPG_DEFAULT_VSPACING;
 569
 570     if ( !m_font.Ok() )
 571     {
 572         wxFont useFont = wxScrolledWindow::GetFont();
 573         wxScrolledWindow::SetOwnFont( useFont );
 574     }
 575     else
 576     {
 577         // This should be otherwise called by SetOwnFont
 578             CalculateFontAndBitmapStuff( wxPG_DEFAULT_VSPACING );
 579     }
 580
 581     // Allocate cell datas indirectly by calling setter
 582     m_propertyDefaultCell.SetBgCol(*wxBLACK);
 583     m_categoryDefaultCell.SetBgCol(*wxBLACK);
 584
 585     RegainColours();
 586
 587     // This helps with flicker
 588     SetBackgroundStyle( wxBG_STYLE_CUSTOM );
 589
 590     // Hook the TLW
 591     wxPGTLWHandler* handler = new wxPGTLWHandler(this);
 592     m_tlp = ::wxGetTopLevelParent(this);
 593     m_tlwHandler = handler;
 594     m_tlp->PushEventHandler(handler);
 595
 596         // set virtual size to this window size
 597     wxSize wndsize = GetSize();
 598         SetVirtualSize(wndsize.GetWidth(), wndsize.GetWidth());
 599
 600     m_timeCreated = ::wxGetLocalTimeMillis();
 601
 602     m_canvas = new wxPGCanvas();
 603     m_canvas->Create(this, 1, wxPoint(0, 0), GetClientSize(),
 604                      wxWANTS_CHARS | wxCLIP_CHILDREN);
 605     m_canvas->SetBackgroundStyle( wxBG_STYLE_CUSTOM );
 606
 607     m_iFlags |= wxPG_FL_INITIALIZED;
 608
 609     m_ncWidth = wndsize.GetWidth();
 610
 611     // Need to call OnResize handler or size given in constructor/Create
 612     // will never work.
 613     wxSizeEvent sizeEvent(wndsize,0);
 614     OnResize(sizeEvent);
 615 }
 616
 617 // -----------------------------------------------------------------------
 618
 619 wxPropertyGrid::~wxPropertyGrid()
 620 {
 621     size_t i;
 622
 623     DoSelectProperty(NULL);
 624
 625     // This should do prevent things from going too badly wrong
 626     m_iFlags &= ~(wxPG_FL_INITIALIZED);
 627
 628     if ( m_iFlags & wxPG_FL_MOUSE_CAPTURED )
 629         m_canvas->ReleaseMouse();
 630
 631     wxPGTLWHandler* handler = (wxPGTLWHandler*) m_tlwHandler;
 632     m_tlp->RemoveEventHandler(handler);
 633     delete handler;
 634
 635 #ifdef __WXDEBUG__
 636     if ( IsEditorsValueModified() )
 637         ::wxMessageBox(wxS("Most recent change in property editor was lost!!!\n\n(if you don't want this to happen, close your frames and dialogs using Close(false).)"),
 638                        wxS("wxPropertyGrid Debug Warning") );
 639 #endif
 640
 641 #if wxPG_DOUBLE_BUFFER
 642     if ( m_doubleBuffer )
 643         delete m_doubleBuffer;
 644 #endif
 645
 646     //m_selected = NULL;
 647
 648     if ( m_iFlags & wxPG_FL_CREATEDSTATE )
 649         delete m_pState;
 650
 651     delete m_cursorSizeWE;
 652
 653 #ifndef wxPG_ICON_WIDTH
 654         delete m_expandbmp;
 655         delete m_collbmp;
 656 #endif
 657
 658     // Delete common value records
 659     for ( i=0; i<m_commonValues.size(); i++ )
 660     {
 661         delete GetCommonValue(i);
 662     }
 663 }
 664
 665 // -----------------------------------------------------------------------
 666
 667 bool wxPropertyGrid::Destroy()
 668 {
 669     if ( m_iFlags & wxPG_FL_MOUSE_CAPTURED )
 670         m_canvas->ReleaseMouse();
 671
 672     return wxScrolledWindow::Destroy();
 673 }
 674
 675 // -----------------------------------------------------------------------
 676
 677 wxPropertyGridPageState* wxPropertyGrid::CreateState() const
 678 {
 679     return new wxPropertyGridPageState();
 680 }
 681
 682 // -----------------------------------------------------------------------
 683 // wxPropertyGrid overridden wxWindow methods
 684 // -----------------------------------------------------------------------
 685
 686 void wxPropertyGrid::SetWindowStyleFlag( long style )
 687 {
 688     long old_style = m_windowStyle;
 689
 690     if ( m_iFlags & wxPG_FL_INITIALIZED )
 691     {
 692         wxASSERT( m_pState );
 693
 694         if ( !(style & wxPG_HIDE_CATEGORIES) && (old_style & wxPG_HIDE_CATEGORIES) )
 695         {
 696         // Enable categories
 697             EnableCategories( true );
 698         }
 699         else if ( (style & wxPG_HIDE_CATEGORIES) && !(old_style & wxPG_HIDE_CATEGORIES) )
 700         {
 701         // Disable categories
 702             EnableCategories( false );
 703         }
 704         if ( !(old_style & wxPG_AUTO_SORT) && (style & wxPG_AUTO_SORT) )
 705         {
 706             //
 707             // Autosort enabled
 708             //
 709             if ( !m_frozen )
 710                 PrepareAfterItemsAdded();
 711             else
 712                 m_pState->m_itemsAdded = 1;
 713         }
 714     #if wxPG_SUPPORT_TOOLTIPS
 715         if ( !(old_style & wxPG_TOOLTIPS) && (style & wxPG_TOOLTIPS) )
 716         {
 717             //
 718             // Tooltips enabled
 719             //
 720             /*
 721             wxToolTip* tooltip = new wxToolTip ( wxEmptyString );
 722             SetToolTip ( tooltip );
 723             tooltip->SetDelay ( wxPG_TOOLTIP_DELAY );
 724             */
 725         }
 726         else if ( (old_style & wxPG_TOOLTIPS) && !(style & wxPG_TOOLTIPS) )
 727         {
 728             //
 729             // Tooltips disabled
 730             //
 731             m_canvas->SetToolTip( NULL );
 732         }
 733     #endif
 734     }
 735
 736     wxScrolledWindow::SetWindowStyleFlag ( style );
 737
 738     if ( m_iFlags & wxPG_FL_INITIALIZED )
 739     {
 740         if ( (old_style & wxPG_HIDE_MARGIN) != (style & wxPG_HIDE_MARGIN) )
 741         {
 742             CalculateFontAndBitmapStuff( m_vspacing );
 743             Refresh();
 744         }
 745     }
 746 }
 747
 748 // -----------------------------------------------------------------------
 749
 750 void wxPropertyGrid::Freeze()
 751 {
 752     if ( !m_frozen )
 753     {
 754         wxScrolledWindow::Freeze();
 755     }
 756     m_frozen++;
 757 }
 758
 759 // -----------------------------------------------------------------------
 760
 761 void wxPropertyGrid::Thaw()
 762 {
 763     m_frozen--;
 764
 765     if ( !m_frozen )
 766     {
 767         wxScrolledWindow::Thaw();
 768         RecalculateVirtualSize();
 769     #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
 770         m_canvas->Refresh();
 771     #endif
 772
 773         // Force property re-selection
 774         if ( m_selected )
 775             DoSelectProperty(m_selected, wxPG_SEL_FORCE);
 776     }
 777 }
 778
 779 // -----------------------------------------------------------------------
 780
 781 void wxPropertyGrid::SetExtraStyle( long exStyle )
 782 {
 783     if ( exStyle & wxPG_EX_NATIVE_DOUBLE_BUFFERING )
 784     {
 785 #if defined(__WXMSW__)
 786
 787         /*
 788         // Don't use WS_EX_COMPOSITED just now.
 789         HWND hWnd;
 790
 791         if ( m_iFlags & wxPG_FL_IN_MANAGER )
 792             hWnd = (HWND)GetParent()->GetHWND();
 793         else
 794             hWnd = (HWND)GetHWND();
 795
 796         ::SetWindowLong( hWnd, GWL_EXSTYLE,
 797                          ::GetWindowLong(hWnd, GWL_EXSTYLE) | WS_EX_COMPOSITED );
 798         */
 799
 800 //#elif defined(__WXGTK20__)
 801 #endif
 802         // Only apply wxPG_EX_NATIVE_DOUBLE_BUFFERING if the window
 803         // truly was double-buffered.
 804         if ( !this->IsDoubleBuffered() )
 805         {
 806             exStyle &= ~(wxPG_EX_NATIVE_DOUBLE_BUFFERING);
 807         }
 808         else
 809         {
 810         #if wxPG_DOUBLE_BUFFER
 811             delete m_doubleBuffer;
 812             m_doubleBuffer = NULL;
 813         #endif
 814         }
 815     }
 816
 817     wxScrolledWindow::SetExtraStyle( exStyle );
 818
 819     if ( exStyle & wxPG_EX_INIT_NOCAT )
 820         m_pState->InitNonCatMode();
 821
 822     if ( exStyle & wxPG_EX_HELP_AS_TOOLTIPS )
 823         m_windowStyle |= wxPG_TOOLTIPS;
 824
 825     // Set global style
 826     wxPGGlobalVars->m_extraStyle = exStyle;
 827 }
 828
 829 // -----------------------------------------------------------------------
 830
 831 // returns the best acceptable minimal size
 832 wxSize wxPropertyGrid::DoGetBestSize() const
 833 {
 834     int hei = 15;
 835     if ( m_lineHeight > hei )
 836         hei = m_lineHeight;
 837     wxSize sz = wxSize( 60, hei+40 );
 838
 839     CacheBestSize(sz);
 840     return sz;
 841 }
 842
 843 // -----------------------------------------------------------------------
 844 // wxPropertyGrid Font and Colour Methods
 845 // -----------------------------------------------------------------------
 846
 847 void wxPropertyGrid::CalculateFontAndBitmapStuff( int vspacing )
 848 {
 849         int x = 0, y = 0;
 850
 851     m_captionFont = wxScrolledWindow::GetFont();
 852
 853         GetTextExtent(wxS("jG"), &x, &y, 0, 0, &m_captionFont);
 854     m_subgroup_extramargin = x + (x/2);
 855         m_fontHeight = y;
 856
 857 #if wxPG_USE_RENDERER_NATIVE
 858     m_iconWidth = wxPG_ICON_WIDTH;
 859 #elif wxPG_ICON_WIDTH
 860     // scale icon
 861     m_iconWidth = (m_fontHeight * wxPG_ICON_WIDTH) / 13;
 862     if ( m_iconWidth < 5 ) m_iconWidth = 5;
 863     else if ( !(m_iconWidth & 0x01) ) m_iconWidth++; // must be odd
 864
 865 #endif
 866
 867     m_gutterWidth = m_iconWidth / wxPG_GUTTER_DIV;
 868     if ( m_gutterWidth < wxPG_GUTTER_MIN )
 869         m_gutterWidth = wxPG_GUTTER_MIN;
 870
 871     int vdiv = 6;
 872     if ( vspacing <= 1 ) vdiv = 12;
 873     else if ( vspacing >= 3 ) vdiv = 3;
 874
 875     m_spacingy = m_fontHeight / vdiv;
 876     if ( m_spacingy < wxPG_YSPACING_MIN )
 877         m_spacingy = wxPG_YSPACING_MIN;
 878
 879     m_marginWidth = 0;
 880     if ( !(m_windowStyle & wxPG_HIDE_MARGIN) )
 881         m_marginWidth = m_gutterWidth*2 + m_iconWidth;
 882
 883     m_captionFont.SetWeight(wxBOLD);
 884         GetTextExtent(wxS("jG"), &x, &y, 0, 0, &m_captionFont);
 885
 886     m_lineHeight = m_fontHeight+(2*m_spacingy)+1;
 887
 888     // button spacing
 889     m_buttonSpacingY = (m_lineHeight - m_iconHeight) / 2;
 890     if ( m_buttonSpacingY < 0 ) m_buttonSpacingY = 0;
 891
 892     if ( m_pState )
 893         m_pState->CalculateFontAndBitmapStuff(vspacing);
 894
 895     if ( m_iFlags & wxPG_FL_INITIALIZED )
 896         RecalculateVirtualSize();
 897
 898     InvalidateBestSize();
 899 }
 900
 901 // -----------------------------------------------------------------------
 902
 903 void wxPropertyGrid::OnSysColourChanged( wxSysColourChangedEvent &WXUNUSED(event) )
 904 {
 905     RegainColours();
 906     Refresh();
 907 }
 908
 909 // -----------------------------------------------------------------------
 910
 911 static wxColour wxPGAdjustColour(const wxColour& src, int ra,
 912                                  int ga = 1000, int ba = 1000,
 913                                  bool forceDifferent = false)
 914 {
 915     if ( ga >= 1000 )
 916         ga = ra;
 917     if ( ba >= 1000 )
 918         ba = ra;
 919
 920     // Recursion guard (allow 2 max)
 921     static int isinside = 0;
 922     isinside++;
 923     wxCHECK_MSG( isinside < 3,
 924                  *wxBLACK,
 925                  wxT("wxPGAdjustColour should not be recursively called more than once") );
 926
 927     wxColour dst;
 928
 929     int r = src.Red();
 930     int g = src.Green();
 931     int b = src.Blue();
 932     int r2 = r + ra;
 933     if ( r2>255 ) r2 = 255;
 934     else if ( r2<0) r2 = 0;
 935     int g2 = g + ga;
 936     if ( g2>255 ) g2 = 255;
 937     else if ( g2<0) g2 = 0;
 938     int b2 = b + ba;
 939     if ( b2>255 ) b2 = 255;
 940     else if ( b2<0) b2 = 0;
 941
 942     // Make sure they are somewhat different
 943     if ( forceDifferent && (abs((r+g+b)-(r2+g2+b2)) < abs(ra/2)) )
 944         dst = wxPGAdjustColour(src,-(ra*2));
 945     else
 946         dst = wxColour(r2,g2,b2);
 947
 948     // Recursion guard (allow 2 max)
 949     isinside--;
 950
 951     return dst;
 952 }
 953
 954
 955 static int wxPGGetColAvg( const wxColour& col )
 956 {
 957     return (col.Red() + col.Green() + col.Blue()) / 3;
 958 }
 959
 960
 961 void wxPropertyGrid::RegainColours()
 962 {
 963     if ( !(m_coloursCustomized & 0x0002) )
 964     {
 965         wxColour col = wxSystemSettings::GetColour( wxSYS_COLOUR_BTNFACE );
 966
 967         // Make sure colour is dark enough
 968     #ifdef __WXGTK__
 969         int colDec = wxPGGetColAvg(col) - 230;
 970     #else
 971         int colDec = wxPGGetColAvg(col) - 200;
 972     #endif
 973         if ( colDec > 0 )
 974             m_colCapBack = wxPGAdjustColour(col,-colDec);
 975         else
 976             m_colCapBack = col;
 977         m_categoryDefaultCell.GetData()->SetBgCol(m_colCapBack);
 978     }
 979
 980     if ( !(m_coloursCustomized & 0x0001) )
 981         m_colMargin = m_colCapBack;
 982
 983     if ( !(m_coloursCustomized & 0x0004) )
 984     {
 985     #ifdef __WXGTK__
 986         int colDec = -90;
 987     #else
 988         int colDec = -72;
 989     #endif
 990         wxColour capForeCol = wxPGAdjustColour(m_colCapBack,colDec,5000,5000,true);
 991         m_colCapFore = capForeCol;
 992         m_categoryDefaultCell.GetData()->SetFgCol(capForeCol);
 993     }
 994
 995     if ( !(m_coloursCustomized & 0x0008) )
 996     {
 997         wxColour bgCol = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOW );
 998         m_colPropBack = bgCol;
 999         m_propertyDefaultCell.GetData()->SetBgCol(bgCol);
1000     }
1001
1002     if ( !(m_coloursCustomized & 0x0010) )
1003     {
1004         wxColour fgCol = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOWTEXT );
1005         m_colPropFore = fgCol;
1006         m_propertyDefaultCell.GetData()->SetFgCol(fgCol);
1007     }
1008
1009     if ( !(m_coloursCustomized & 0x0020) )
1010         m_colSelBack = wxSystemSettings::GetColour( wxSYS_COLOUR_HIGHLIGHT );
1011
1012     if ( !(m_coloursCustomized & 0x0040) )
1013         m_colSelFore = wxSystemSettings::GetColour( wxSYS_COLOUR_HIGHLIGHTTEXT );
1014
1015     if ( !(m_coloursCustomized & 0x0080) )
1016         m_colLine = m_colCapBack;
1017
1018     if ( !(m_coloursCustomized & 0x0100) )
1019         m_colDisPropFore = m_colCapFore;
1020
1021     m_colEmptySpace = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOW );
1022 }
1023
1024 // -----------------------------------------------------------------------
1025
1026 void wxPropertyGrid::ResetColours()
1027 {
1028     m_coloursCustomized = 0;
1029
1030     RegainColours();
1031
1032     Refresh();
1033 }
1034
1035 // -----------------------------------------------------------------------
1036
1037 bool wxPropertyGrid::SetFont( const wxFont& font )
1038 {
1039     // Must disable active editor.
1040     ClearSelection(false);
1041
1042     // TODO: Following code is disabled with wxMac because
1043     //   it is reported to fail. I (JMS) cannot debug it
1044     //   personally right now.
1045     // CS: should be fixed now, leaving old code in just in case, TODO: REMOVE
1046 #if 1 // !defined(__WXMAC__)
1047     bool res = wxScrolledWindow::SetFont( font );
1048     if ( res )
1049     {
1050         CalculateFontAndBitmapStuff( m_vspacing );
1051
1052         if ( m_pState )
1053             m_pState->CalculateFontAndBitmapStuff(m_vspacing);
1054
1055         Refresh();
1056     }
1057
1058     return res;
1059 #else
1060     // ** wxMAC Only **
1061     // TODO: Remove after SetFont crash fixed.
1062     if ( m_iFlags & wxPG_FL_INITIALIZED )
1063     {
1064         wxLogDebug(wxT("WARNING: propGrid.cpp: wxPropertyGrid::SetFont has been disabled on wxMac since there has been crash reported in it. If you are willing to debug the cause, replace line '#if !defined(__WXMAC__)' with line '#if 1' in wxPropertyGrid::SetFont."));
1065     }
1066     return false;
1067 #endif
1068 }
1069
1070 // -----------------------------------------------------------------------
1071
1072 void wxPropertyGrid::SetLineColour( const wxColour& col )
1073 {
1074     m_colLine = col;
1075     m_coloursCustomized |= 0x80;
1076     Refresh();
1077 }
1078
1079 // -----------------------------------------------------------------------
1080
1081 void wxPropertyGrid::SetMarginColour( const wxColour& col )
1082 {
1083     m_colMargin = col;
1084     m_coloursCustomized |= 0x01;
1085     Refresh();
1086 }
1087
1088 // -----------------------------------------------------------------------
1089
1090 void wxPropertyGrid::SetCellBackgroundColour( const wxColour& col )
1091 {
1092     m_colPropBack = col;
1093     m_coloursCustomized |= 0x08;
1094
1095     m_propertyDefaultCell.GetData()->SetBgCol(col);
1096
1097     Refresh();
1098 }
1099
1100 // -----------------------------------------------------------------------
1101
1102 void wxPropertyGrid::SetCellTextColour( const wxColour& col )
1103 {
1104     m_colPropFore = col;
1105     m_coloursCustomized |= 0x10;
1106
1107     m_propertyDefaultCell.GetData()->SetFgCol(col);
1108
1109     Refresh();
1110 }
1111
1112 // -----------------------------------------------------------------------
1113
1114 void wxPropertyGrid::SetEmptySpaceColour( const wxColour& col )
1115 {
1116     m_colEmptySpace = col;
1117
1118     Refresh();
1119 }
1120
1121 // -----------------------------------------------------------------------
1122
1123 void wxPropertyGrid::SetCellDisabledTextColour( const wxColour& col )
1124 {
1125     m_colDisPropFore = col;
1126     m_coloursCustomized |= 0x100;
1127     Refresh();
1128 }
1129
1130 // -----------------------------------------------------------------------
1131
1132 void wxPropertyGrid::SetSelectionBackgroundColour( const wxColour& col )
1133 {
1134     m_colSelBack = col;
1135     m_coloursCustomized |= 0x20;
1136     Refresh();
1137 }
1138
1139 // -----------------------------------------------------------------------
1140
1141 void wxPropertyGrid::SetSelectionTextColour( const wxColour& col )
1142 {
1143     m_colSelFore = col;
1144     m_coloursCustomized |= 0x40;
1145     Refresh();
1146 }
1147
1148 // -----------------------------------------------------------------------
1149
1150 void wxPropertyGrid::SetCaptionBackgroundColour( const wxColour& col )
1151 {
1152     m_colCapBack = col;
1153     m_coloursCustomized |= 0x02;
1154
1155     m_categoryDefaultCell.GetData()->SetBgCol(col);
1156
1157     Refresh();
1158 }
1159
1160 // -----------------------------------------------------------------------
1161
1162 void wxPropertyGrid::SetCaptionTextColour( const wxColour& col )
1163 {
1164     m_colCapFore = col;
1165     m_coloursCustomized |= 0x04;
1166
1167     m_categoryDefaultCell.GetData()->SetFgCol(col);
1168
1169     Refresh();
1170 }
1171
1172 // -----------------------------------------------------------------------
1173 // wxPropertyGrid property adding and removal
1174 // -----------------------------------------------------------------------
1175
1176 void wxPropertyGrid::PrepareAfterItemsAdded()
1177 {
1178     if ( !m_pState || !m_pState->m_itemsAdded ) return;
1179
1180     m_pState->m_itemsAdded = 0;
1181
1182     if ( m_windowStyle & wxPG_AUTO_SORT )
1183         Sort(wxPG_SORT_TOP_LEVEL_ONLY);
1184
1185     RecalculateVirtualSize();
1186 }
1187
1188 // -----------------------------------------------------------------------
1189 // wxPropertyGrid property operations
1190 // -----------------------------------------------------------------------
1191
1192 bool wxPropertyGrid::EnsureVisible( wxPGPropArg id )
1193 {
1194     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(false)
1195
1196     Update();
1197
1198     bool changed = false;
1199
1200     // Is it inside collapsed section?
1201     if ( !p->IsVisible() )
1202     {
1203         // expand parents
1204         wxPGProperty* parent = p->GetParent();
1205         wxPGProperty* grandparent = parent->GetParent();
1206
1207         if ( grandparent && grandparent != m_pState->m_properties )
1208             Expand( grandparent );
1209
1210         Expand( parent );
1211         changed = true;
1212     }
1213
1214     // Need to scroll?
1215     int vx, vy;
1216     GetViewStart(&vx,&vy);
1217     vy*=wxPG_PIXELS_PER_UNIT;
1218
1219     int y = p->GetY();
1220
1221     if ( y < vy )
1222     {
1223         Scroll(vx, y/wxPG_PIXELS_PER_UNIT );
1224         m_iFlags |= wxPG_FL_SCROLLED;
1225         changed = true;
1226     }
1227     else if ( (y+m_lineHeight) > (vy+m_height) )
1228     {
1229         Scroll(vx, (y-m_height+(m_lineHeight*2))/wxPG_PIXELS_PER_UNIT );
1230         m_iFlags |= wxPG_FL_SCROLLED;
1231         changed = true;
1232     }
1233
1234     if ( changed )
1235         DrawItems( p, p );
1236
1237     return changed;
1238 }
1239
1240 // -----------------------------------------------------------------------
1241 // wxPropertyGrid helper methods called by properties
1242 // -----------------------------------------------------------------------
1243
1244 // Control font changer helper.
1245 void wxPropertyGrid::SetCurControlBoldFont()
1246 {
1247     wxASSERT( m_wndEditor );
1248     m_wndEditor->SetFont( m_captionFont );
1249 }
1250
1251 // -----------------------------------------------------------------------
1252
1253 wxPoint wxPropertyGrid::GetGoodEditorDialogPosition( wxPGProperty* p,
1254                                                      const wxSize& sz )
1255 {
1256 #if wxPG_SMALL_SCREEN
1257     // On small-screen devices, always show dialogs with default position and size.
1258     return wxDefaultPosition;
1259 #else
1260     int splitterX = GetSplitterPosition();
1261     int x = splitterX;
1262     int y = p->GetY();
1263
1264     wxCHECK_MSG( y >= 0, wxPoint(-1,-1), wxT("invalid y?") );
1265
1266     ImprovedClientToScreen( &x, &y );
1267
1268     int sw = wxSystemSettings::GetMetric( ::wxSYS_SCREEN_X );
1269     int sh = wxSystemSettings::GetMetric( ::wxSYS_SCREEN_Y );
1270
1271     int new_x;
1272     int new_y;
1273
1274     if ( x > (sw/2) )
1275         // left
1276         new_x = x + (m_width-splitterX) - sz.x;
1277     else
1278         // right
1279         new_x = x;
1280
1281     if ( y > (sh/2) )
1282         // above
1283         new_y = y - sz.y;
1284     else
1285         // below
1286         new_y = y + m_lineHeight;
1287
1288     return wxPoint(new_x,new_y);
1289 #endif
1290 }
1291
1292 // -----------------------------------------------------------------------
1293
1294 wxString& wxPropertyGrid::ExpandEscapeSequences( wxString& dst_str, wxString& src_str )
1295 {
1296     if ( src_str.length() == 0 )
1297     {
1298         dst_str = src_str;
1299         return src_str;
1300     }
1301
1302     bool prev_is_slash = false;
1303
1304     wxString::const_iterator i = src_str.begin();
1305
1306     dst_str.clear();
1307
1308     for ( ; i != src_str.end(); ++i )
1309     {
1310         wxUniChar a = *i;
1311
1312         if ( a != wxS('\\') )
1313         {
1314             if ( !prev_is_slash )
1315             {
1316                 dst_str << a;
1317             }
1318             else
1319             {
1320                 if ( a == wxS('n') )
1321                 {
1322             #ifdef __WXMSW__
1323                     dst_str << wxS('\n');
1324             #else
1325                     dst_str << wxS('\n');
1326             #endif
1327                 }
1328                 else if ( a == wxS('t') )
1329                     dst_str << wxS('\t');
1330                 else
1331                     dst_str << a;
1332             }
1333             prev_is_slash = false;
1334         }
1335         else
1336         {
1337             if ( prev_is_slash )
1338             {
1339                 dst_str << wxS('\\');
1340                 prev_is_slash = false;
1341             }
1342             else
1343             {
1344                 prev_is_slash = true;
1345             }
1346         }
1347     }
1348     return dst_str;
1349 }
1350
1351 // -----------------------------------------------------------------------
1352
1353 wxString& wxPropertyGrid::CreateEscapeSequences( wxString& dst_str, wxString& src_str )
1354 {
1355     if ( src_str.length() == 0 )
1356     {
1357         dst_str = src_str;
1358         return src_str;
1359     }
1360
1361     wxString::const_iterator i = src_str.begin();
1362     wxUniChar prev_a = wxS('\0');
1363
1364     dst_str.clear();
1365
1366     for ( ; i != src_str.end(); ++i )
1367     {
1368         wxChar a = *i;
1369
1370         if ( a >= wxS(' ') )
1371         {
1372             // This surely is not something that requires an escape sequence.
1373             dst_str << a;
1374         }
1375         else
1376         {
1377             // This might need...
1378             if ( a == wxS('\r')  )
1379             {
1380                 // DOS style line end.
1381                 // Already taken care below
1382             }
1383             else if ( a == wxS('\n') )
1384                 // UNIX style line end.
1385                 dst_str << wxS("\\n");
1386             else if ( a == wxS('\t') )
1387                 // Tab.
1388                 dst_str << wxS('\t');
1389             else
1390             {
1391                 //wxLogDebug(wxT("WARNING: Could not create escape sequence for character #%i"),(int)a);
1392                 dst_str << a;
1393             }
1394         }
1395
1396         prev_a = a;
1397     }
1398     return dst_str;
1399 }
1400
1401 // -----------------------------------------------------------------------
1402
1403 wxPGProperty* wxPropertyGrid::DoGetItemAtY( int y ) const
1404 {
1405     // Outside?
1406     if ( y < 0 )
1407         return NULL;
1408
1409     unsigned int a = 0;
1410     return m_pState->m_properties->GetItemAtY(y, m_lineHeight, &a);
1411 }
1412
1413 // -----------------------------------------------------------------------
1414 // wxPropertyGrid graphics related methods
1415 // -----------------------------------------------------------------------
1416
1417 void wxPropertyGrid::OnPaint( wxPaintEvent& WXUNUSED(event) )
1418 {
1419     wxPaintDC dc(this);
1420
1421     // Update everything inside the box
1422     wxRect r = GetUpdateRegion().GetBox();
1423
1424     dc.SetPen(m_colEmptySpace);
1425     dc.SetBrush(m_colEmptySpace);
1426     dc.DrawRectangle(r);
1427 }
1428
1429 // -----------------------------------------------------------------------
1430
1431 void wxPropertyGrid::DrawExpanderButton( wxDC& dc, const wxRect& rect,
1432                                          wxPGProperty* property ) const
1433 {
1434     // Prepare rectangle to be used
1435     wxRect r(rect);
1436     r.x += m_gutterWidth; r.y += m_buttonSpacingY;
1437     r.width = m_iconWidth; r.height = m_iconHeight;
1438
1439 #if (wxPG_USE_RENDERER_NATIVE)
1440     //
1441 #elif wxPG_ICON_WIDTH
1442     // Drawing expand/collapse button manually
1443     dc.SetPen(m_colPropFore);
1444     if ( property->IsCategory() )
1445         dc.SetBrush(*wxTRANSPARENT_BRUSH);
1446     else
1447         dc.SetBrush(m_colPropBack);
1448
1449     dc.DrawRectangle( r );
1450     int _y = r.y+(m_iconWidth/2);
1451     dc.DrawLine(r.x+2,_y,r.x+m_iconWidth-2,_y);
1452 #else
1453     wxBitmap* bmp;
1454 #endif
1455
1456     if ( property->IsExpanded() )
1457     {
1458     // wxRenderer functions are non-mutating in nature, so it
1459     // should be safe to cast "const wxPropertyGrid*" to "wxWindow*".
1460     // Hopefully this does not cause problems.
1461     #if (wxPG_USE_RENDERER_NATIVE)
1462         wxRendererNative::Get().DrawTreeItemButton(
1463                 (wxWindow*)this,
1464                 dc,
1465                 r,
1466                 wxCONTROL_EXPANDED
1467             );
1468     #elif wxPG_ICON_WIDTH
1469         //
1470     #else
1471         bmp = m_collbmp;
1472     #endif
1473
1474     }
1475     else
1476     {
1477     #if (wxPG_USE_RENDERER_NATIVE)
1478         wxRendererNative::Get().DrawTreeItemButton(
1479                 (wxWindow*)this,
1480                 dc,
1481                 r,
1482                 0
1483             );
1484     #elif wxPG_ICON_WIDTH
1485         int _x = r.x+(m_iconWidth/2);
1486         dc.DrawLine(_x,r.y+2,_x,r.y+m_iconWidth-2);
1487     #else
1488         bmp = m_expandbmp;
1489     #endif
1490     }
1491
1492 #if (wxPG_USE_RENDERER_NATIVE)
1493     //
1494 #elif wxPG_ICON_WIDTH
1495     //
1496 #else
1497     dc.DrawBitmap( *bmp, r.x, r.y, true );
1498 #endif
1499 }
1500
1501 // -----------------------------------------------------------------------
1502
1503 //
1504 // This is the one called by OnPaint event handler and others.
1505 // topy and bottomy are already unscrolled (ie. physical)
1506 //
1507 void wxPropertyGrid::DrawItems( wxDC& dc,
1508                                 unsigned int topy,
1509                                 unsigned int bottomy,
1510                                 const wxRect* clipRect )
1511 {
1512     if ( m_frozen || m_height < 1 || bottomy < topy || !m_pState ) return;
1513
1514     m_pState->EnsureVirtualHeight();
1515
1516     wxRect tempClipRect;
1517     if ( !clipRect )
1518     {
1519         tempClipRect = wxRect(0,topy,m_pState->m_width,bottomy);
1520         clipRect = &tempClipRect;
1521     }
1522
1523     // items added check
1524     if ( m_pState->m_itemsAdded ) PrepareAfterItemsAdded();
1525
1526     int paintFinishY = 0;
1527
1528     if ( m_pState->m_properties->GetChildCount() > 0 )
1529     {
1530         wxDC* dcPtr = &dc;
1531         bool isBuffered = false;
1532
1533     #if wxPG_DOUBLE_BUFFER
1534         wxMemoryDC* bufferDC = NULL;
1535
1536         if ( !(GetExtraStyle() & wxPG_EX_NATIVE_DOUBLE_BUFFERING) )
1537         {
1538             if ( !m_doubleBuffer )
1539             {
1540                 paintFinishY = clipRect->y;
1541                 dcPtr = NULL;
1542             }
1543             else
1544             {
1545                 bufferDC = new wxMemoryDC();
1546
1547                 // If nothing was changed, then just copy from double-buffer
1548                 bufferDC->SelectObject( *m_doubleBuffer );
1549                 dcPtr = bufferDC;
1550
1551                 isBuffered = true;
1552             }
1553         }
1554     #endif
1555
1556         if ( dcPtr )
1557         {
1558             dc.SetClippingRegion( *clipRect );
1559             paintFinishY = DoDrawItems( *dcPtr, NULL, NULL, clipRect, isBuffered );
1560         }
1561
1562     #if wxPG_DOUBLE_BUFFER
1563         if ( bufferDC )
1564         {
1565             dc.Blit( clipRect->x, clipRect->y, clipRect->width, clipRect->height,
1566                 bufferDC, 0, 0, wxCOPY );
1567             dc.DestroyClippingRegion(); // Is this really necessary?
1568             delete bufferDC;
1569         }
1570     #endif
1571     }
1572
1573     // Clear area beyond bottomY?
1574     if ( paintFinishY < (clipRect->y+clipRect->height) )
1575     {
1576         dc.SetPen(m_colEmptySpace);
1577         dc.SetBrush(m_colEmptySpace);
1578         dc.DrawRectangle( 0, paintFinishY, m_width, (clipRect->y+clipRect->height) );
1579     }
1580 }
1581
1582 // -----------------------------------------------------------------------
1583
1584 int wxPropertyGrid::DoDrawItems( wxDC& dc,
1585                                  const wxPGProperty* firstItem,
1586                                  const wxPGProperty* lastItem,
1587                                  const wxRect* clipRect,
1588                                  bool isBuffered ) const
1589 {
1590     // TODO: This should somehow be eliminated.
1591     wxRect tempClipRect;
1592     if ( !clipRect )
1593     {
1594         wxASSERT(firstItem);
1595         wxASSERT(lastItem);
1596         tempClipRect = GetPropertyRect(firstItem, lastItem);
1597         clipRect = &tempClipRect;
1598     }
1599
1600     if ( !firstItem )
1601         firstItem = DoGetItemAtY(clipRect->y);
1602
1603     if ( !lastItem )
1604     {
1605         lastItem = DoGetItemAtY(clipRect->y+clipRect->height-1);
1606         if ( !lastItem )
1607             lastItem = GetLastItem( wxPG_ITERATE_VISIBLE );
1608     }
1609
1610     if ( m_frozen || m_height < 1 || firstItem == NULL )
1611         return clipRect->y;
1612
1613     wxCHECK_MSG( !m_pState->m_itemsAdded, clipRect->y, wxT("no items added") );
1614     wxASSERT( m_pState->m_properties->GetChildCount() );
1615
1616     int lh = m_lineHeight;
1617
1618     int firstItemTopY;
1619     int lastItemBottomY;
1620
1621     firstItemTopY = clipRect->y;
1622     lastItemBottomY = clipRect->y + clipRect->height;
1623
1624     // Align y coordinates to item boundaries
1625     firstItemTopY -= firstItemTopY % lh;
1626     lastItemBottomY += lh - (lastItemBottomY % lh);
1627     lastItemBottomY -= 1;
1628
1629     // Entire range outside scrolled, visible area?
1630     if ( firstItemTopY >= (int)m_pState->GetVirtualHeight() || lastItemBottomY <= 0 )
1631         return clipRect->y;
1632
1633     wxCHECK_MSG( firstItemTopY < lastItemBottomY, clipRect->y, wxT("invalid y values") );
1634
1635
1636     /*
1637     wxLogDebug(wxT("  -> DoDrawItems ( \"%s\" -> \"%s\", height=%i (ch=%i), clipRect = 0x%lX )"),
1638         firstItem->GetLabel().c_str(),
1639         lastItem->GetLabel().c_str(),
1640         (int)(lastItemBottomY - firstItemTopY),
1641         (int)m_height,
1642         (unsigned long)clipRect );
1643     */
1644
1645     wxRect r;
1646
1647     long windowStyle = m_windowStyle;
1648
1649     int xRelMod = 0;
1650     int yRelMod = 0;
1651
1652     //
1653     // With wxPG_DOUBLE_BUFFER, do double buffering
1654     // - buffer's y = 0, so align cliprect and coordinates to that
1655     //
1656 #if wxPG_DOUBLE_BUFFER
1657
1658     wxRect cr2;
1659
1660     if ( isBuffered )
1661     {
1662         xRelMod = clipRect->x;
1663         yRelMod = clipRect->y;
1664
1665         //
1666         // clipRect conversion
1667         cr2 = *clipRect;
1668         cr2.x -= xRelMod;
1669         cr2.y -= yRelMod;
1670         clipRect = &cr2;
1671         firstItemTopY -= yRelMod;
1672         lastItemBottomY -= yRelMod;
1673     }
1674 #else
1675     wxUnusedVar(isBuffered);
1676 #endif
1677
1678     int x = m_marginWidth - xRelMod;
1679
1680     const wxFont& normalfont = m_font;
1681
1682     bool reallyFocused = (m_iFlags & wxPG_FL_FOCUSED) != 0;
1683
1684     bool isEnabled = IsEnabled();
1685
1686     //
1687     // Prepare some pens and brushes that are often changed to.
1688     //
1689
1690     wxBrush marginBrush(m_colMargin);
1691     wxPen marginPen(m_colMargin);
1692     wxBrush capbgbrush(m_colCapBack,wxSOLID);
1693     wxPen linepen(m_colLine,1,wxSOLID);
1694
1695     // pen that has same colour as text
1696     wxPen outlinepen(m_colPropFore,1,wxSOLID);
1697
1698     //
1699     // Clear margin with background colour
1700     //
1701     dc.SetBrush( marginBrush );
1702     if ( !(windowStyle & wxPG_HIDE_MARGIN) )
1703     {
1704         dc.SetPen( *wxTRANSPARENT_PEN );
1705         dc.DrawRectangle(-1-xRelMod,firstItemTopY-1,x+2,lastItemBottomY-firstItemTopY+2);
1706     }
1707
1708     const wxPGProperty* selected = m_selected;
1709     const wxPropertyGridPageState* state = m_pState;
1710
1711 #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
1712     bool wasSelectedPainted = false;
1713 #endif
1714
1715     // TODO: Only render columns that are within clipping region.
1716
1717     dc.SetFont(normalfont);
1718
1719     wxPropertyGridConstIterator it( state, wxPG_ITERATE_VISIBLE, firstItem );
1720     int endScanBottomY = lastItemBottomY + lh;
1721     int y = firstItemTopY;
1722
1723     //
1724     // Pregenerate list of visible properties.
1725     wxArrayPGProperty visPropArray;
1726     visPropArray.reserve((m_height/m_lineHeight)+6);
1727
1728     for ( ; !it.AtEnd(); it.Next() )
1729     {
1730         const wxPGProperty* p = *it;
1731
1732         if ( !p->HasFlag(wxPG_PROP_HIDDEN) )
1733         {
1734             visPropArray.push_back((wxPGProperty*)p);
1735
1736             if ( y > endScanBottomY )
1737                 break;
1738
1739             y += lh;
1740         }
1741     }
1742
1743     visPropArray.push_back(NULL);
1744
1745     wxPGProperty* nextP = visPropArray[0];
1746
1747     int gridWidth = state->m_width;
1748
1749     y = firstItemTopY;
1750     for ( unsigned int arrInd=1;
1751           nextP && y <= lastItemBottomY;
1752           arrInd++ )
1753     {
1754         wxPGProperty* p = nextP;
1755         nextP = visPropArray[arrInd];
1756
1757         int rowHeight = m_fontHeight+(m_spacingy*2)+1;
1758         int textMarginHere = x;
1759         int renderFlags = 0;
1760
1761         int greyDepth = m_marginWidth;
1762         if ( !(windowStyle & wxPG_HIDE_CATEGORIES) )
1763             greyDepth = (((int)p->m_depthBgCol)-1) * m_subgroup_extramargin + m_marginWidth;
1764
1765         int greyDepthX = greyDepth - xRelMod;
1766
1767         // Use basic depth if in non-categoric mode and parent is base array.
1768         if ( !(windowStyle & wxPG_HIDE_CATEGORIES) || p->GetParent() != m_pState->m_properties )
1769         {
1770             textMarginHere += ((unsigned int)((p->m_depth-1)*m_subgroup_extramargin));
1771         }
1772
1773         // Paint margin area
1774         dc.SetBrush(marginBrush);
1775         dc.SetPen(marginPen);
1776         dc.DrawRectangle( -xRelMod, y, greyDepth, lh );
1777
1778         dc.SetPen( linepen );
1779
1780         int y2 = y + lh;
1781
1782         // Margin Edge
1783         dc.DrawLine( greyDepthX, y, greyDepthX, y2 );
1784
1785         // Splitters
1786         unsigned int si;
1787         int sx = x;
1788
1789         for ( si=0; si<state->m_colWidths.size(); si++ )
1790         {
1791             sx += state->m_colWidths[si];
1792             dc.DrawLine( sx, y, sx, y2 );
1793         }
1794
1795         // Horizontal Line, below
1796         //   (not if both this and next is category caption)
1797         if ( p->IsCategory() &&
1798              nextP && nextP->IsCategory() )
1799             dc.SetPen(m_colCapBack);
1800
1801         dc.DrawLine( greyDepthX, y2-1, gridWidth-xRelMod, y2-1 );
1802
1803         //
1804         // Need to override row colours?
1805         wxColour rowFgCol;
1806         wxColour rowBgCol;
1807
1808         if ( p != selected )
1809         {
1810             // Disabled may get different colour.
1811             if ( !p->IsEnabled() )
1812             {
1813                 renderFlags |= wxPGCellRenderer::Disabled |
1814                                wxPGCellRenderer::DontUseCellFgCol;
1815                 rowFgCol = m_colDisPropFore;
1816             }
1817         }
1818         else
1819         {
1820             renderFlags |= wxPGCellRenderer::Selected;
1821
1822             if ( !p->IsCategory() )
1823             {
1824                 renderFlags |= wxPGCellRenderer::DontUseCellFgCol |
1825                                wxPGCellRenderer::DontUseCellBgCol;
1826
1827 #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
1828                 wasSelectedPainted = true;
1829 #endif
1830
1831                 // Selected gets different colour.
1832                 if ( reallyFocused )
1833                 {
1834                     rowFgCol = m_colSelFore;
1835                     rowBgCol = m_colSelBack;
1836                 }
1837                 else if ( isEnabled )
1838                 {
1839                     rowFgCol = m_colPropFore;
1840                     rowBgCol = m_colMargin;
1841                 }
1842                 else
1843                 {
1844                     rowFgCol = m_colDisPropFore;
1845                     rowBgCol = m_colSelBack;
1846                 }
1847             }
1848         }
1849
1850         wxBrush rowBgBrush;
1851
1852         if ( rowBgCol.IsOk() )
1853             rowBgBrush = wxBrush(rowBgCol);
1854
1855         if ( HasInternalFlag(wxPG_FL_CELL_OVERRIDES_SEL) )
1856             renderFlags = renderFlags & ~wxPGCellRenderer::DontUseCellColours;
1857
1858         //
1859         // Fill additional margin area with background colour of first cell
1860         if ( greyDepthX < textMarginHere )
1861         {
1862             if ( !(renderFlags & wxPGCellRenderer::DontUseCellBgCol) )
1863             {
1864                 wxPGCell& cell = p->GetCell(0);
1865                 rowBgCol = cell.GetBgCol();
1866                 rowBgBrush = wxBrush(rowBgCol);
1867             }
1868             dc.SetBrush(rowBgBrush);
1869             dc.SetPen(rowBgCol);
1870             dc.DrawRectangle(greyDepthX+1, y,
1871                              textMarginHere-greyDepthX, lh-1);
1872         }
1873
1874         bool fontChanged = false;
1875
1876         // Expander button rectangle
1877         wxRect butRect( ((p->m_depth - 1) * m_subgroup_extramargin) - xRelMod,
1878                         y,
1879                         m_marginWidth,
1880                         lh );
1881
1882         if ( p->IsCategory() )
1883         {
1884             // Captions have their cell areas merged as one
1885             dc.SetFont(m_captionFont);
1886             fontChanged = true;
1887             wxRect cellRect(greyDepthX, y, gridWidth - greyDepth + 2, rowHeight-1 );
1888
1889             if ( renderFlags & wxPGCellRenderer::DontUseCellBgCol )
1890             {
1891                 dc.SetBrush(rowBgBrush);
1892                 dc.SetPen(rowBgCol);
1893             }
1894
1895             if ( renderFlags & wxPGCellRenderer::DontUseCellFgCol )
1896             {
1897                 dc.SetTextForeground(rowFgCol);
1898             }
1899
1900             wxPGCellRenderer* renderer = p->GetCellRenderer(0);
1901             renderer->Render( dc, cellRect, this, p, 0, -1, renderFlags );
1902
1903             // Tree Item Button
1904             if ( !HasFlag(wxPG_HIDE_MARGIN) && p->HasVisibleChildren() )
1905                 DrawExpanderButton( dc, butRect, p );
1906         }
1907         else
1908         {
1909             if ( p->m_flags & wxPG_PROP_MODIFIED && (windowStyle & wxPG_BOLD_MODIFIED) )
1910             {
1911                 dc.SetFont(m_captionFont);
1912                 fontChanged = true;
1913             }
1914
1915             unsigned int ci;
1916             int cellX = x + 1;
1917             int nextCellWidth = state->m_colWidths[0] -
1918                                 (greyDepthX - m_marginWidth);
1919             wxRect cellRect(greyDepthX+1, y, 0, rowHeight-1);
1920             int textXAdd = textMarginHere - greyDepthX;
1921
1922             for ( ci=0; ci<state->m_colWidths.size(); ci++ )
1923             {
1924                 cellRect.width = nextCellWidth - 1;
1925
1926                 bool ctrlCell = false;
1927                 int cellRenderFlags = renderFlags;
1928
1929                 // Tree Item Button
1930                 if ( ci == 0 && !HasFlag(wxPG_HIDE_MARGIN) && p->HasVisibleChildren() )
1931                     DrawExpanderButton( dc, butRect, p );
1932
1933                 // Background
1934                 if ( p == selected && m_wndEditor && ci == 1 )
1935                 {
1936                     wxColour editorBgCol = GetEditorControl()->GetBackgroundColour();
1937                     dc.SetBrush(editorBgCol);
1938                     dc.SetPen(editorBgCol);
1939                     dc.SetTextForeground(m_colPropFore);
1940                     dc.DrawRectangle(cellRect);
1941
1942                     if ( m_dragStatus == 0 && !(m_iFlags & wxPG_FL_CUR_USES_CUSTOM_IMAGE) )
1943                         ctrlCell = true;
1944                 }
1945                 else
1946                 {
1947                     if ( renderFlags & wxPGCellRenderer::DontUseCellBgCol )
1948                     {
1949                         dc.SetBrush(rowBgBrush);
1950                         dc.SetPen(rowBgCol);
1951                     }
1952
1953                     if ( renderFlags & wxPGCellRenderer::DontUseCellFgCol )
1954                     {
1955                         dc.SetTextForeground(rowFgCol);
1956                     }
1957                 }
1958
1959                 dc.SetClippingRegion(cellRect);
1960
1961                 cellRect.x += textXAdd;
1962                 cellRect.width -= textXAdd;
1963
1964                 // Foreground
1965                 if ( !ctrlCell )
1966                 {
1967                     wxPGCellRenderer* renderer;
1968                     int cmnVal = p->GetCommonValue();
1969                     if ( cmnVal == -1 || ci != 1 )
1970                     {
1971                         renderer = p->GetCellRenderer(ci);
1972                         renderer->Render( dc, cellRect, this, p, ci, -1,
1973                                           cellRenderFlags );
1974                     }
1975                     else
1976                     {
1977                         renderer = GetCommonValue(cmnVal)->GetRenderer();
1978                         renderer->Render( dc, cellRect, this, p, ci, -1,
1979                                           cellRenderFlags );
1980                     }
1981                 }
1982
1983                 cellX += state->m_colWidths[ci];
1984                 if ( ci < (state->m_colWidths.size()-1) )
1985                     nextCellWidth = state->m_colWidths[ci+1];
1986                 cellRect.x = cellX;
1987                 dc.DestroyClippingRegion(); // Is this really necessary?
1988                 textXAdd = 0;
1989             }
1990         }
1991
1992         if ( fontChanged )
1993             dc.SetFont(normalfont);
1994
1995         y += rowHeight;
1996     }
1997
1998     // Refresh editor controls (seems not needed on msw)
1999     // NOTE: This code is mandatory for GTK!
2000 #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
2001     if ( wasSelectedPainted )
2002     {
2003         if ( m_wndEditor )
2004             m_wndEditor->Refresh();
2005         if ( m_wndEditor2 )
2006             m_wndEditor2->Refresh();
2007     }
2008 #endif
2009
2010     return y + yRelMod;
2011 }
2012
2013 // -----------------------------------------------------------------------
2014
2015 wxRect wxPropertyGrid::GetPropertyRect( const wxPGProperty* p1, const wxPGProperty* p2 ) const
2016 {
2017     wxRect r;
2018
2019     if ( m_width < 10 || m_height < 10 ||
2020          !m_pState->m_properties->GetChildCount() ||
2021          p1 == NULL )
2022         return wxRect(0,0,0,0);
2023
2024     int vy = 0;
2025
2026     //
2027     // Return rect which encloses the given property range
2028
2029     int visTop = p1->GetY();
2030     int visBottom;
2031     if ( p2 )
2032         visBottom = p2->GetY() + m_lineHeight;
2033     else
2034         visBottom = m_height + visTop;
2035
2036     // If seleced property is inside the range, we'll extend the range to include
2037     // control's size.
2038     wxPGProperty* selected = m_selected;
2039     if ( selected )
2040     {
2041         int selectedY = selected->GetY();
2042         if ( selectedY >= visTop && selectedY < visBottom )
2043         {
2044             wxWindow* editor = GetEditorControl();
2045             if ( editor )
2046             {
2047                 int visBottom2 = selectedY + editor->GetSize().y;
2048                 if ( visBottom2 > visBottom )
2049                     visBottom = visBottom2;
2050             }
2051         }
2052     }
2053
2054     return wxRect(0,visTop-vy,m_pState->m_width,visBottom-visTop);
2055 }
2056
2057 // -----------------------------------------------------------------------
2058
2059 void wxPropertyGrid::DrawItems( const wxPGProperty* p1, const wxPGProperty* p2 )
2060 {
2061     if ( m_frozen )
2062         return;
2063
2064     if ( m_pState->m_itemsAdded )
2065         PrepareAfterItemsAdded();
2066
2067     wxRect r = GetPropertyRect(p1, p2);
2068     if ( r.width > 0 )
2069     {
2070         m_canvas->RefreshRect(r);
2071     }
2072 }
2073
2074 // -----------------------------------------------------------------------
2075
2076 void wxPropertyGrid::RefreshProperty( wxPGProperty* p )
2077 {
2078     if ( p == m_selected )
2079         DoSelectProperty(p, wxPG_SEL_FORCE);
2080
2081     DrawItemAndChildren(p);
2082 }
2083
2084 // -----------------------------------------------------------------------
2085
2086 void wxPropertyGrid::DrawItemAndValueRelated( wxPGProperty* p )
2087 {
2088     if ( m_frozen )
2089         return;
2090
2091     // Draw item, children, and parent too, if it is not category
2092     wxPGProperty* parent = p->GetParent();
2093
2094     while ( parent &&
2095             !parent->IsCategory() &&
2096             parent->GetParent() )
2097     {
2098          DrawItem(parent);
2099          parent = parent->GetParent();
2100     }
2101
2102     DrawItemAndChildren(p);
2103 }
2104
2105 void wxPropertyGrid::DrawItemAndChildren( wxPGProperty* p )
2106 {
2107     wxCHECK_RET( p, wxT("invalid property id") );
2108
2109     // Do not draw if in non-visible page
2110     if ( p->GetParentState() != m_pState )
2111         return;
2112
2113     // do not draw a single item if multiple pending
2114     if ( m_pState->m_itemsAdded || m_frozen )
2115         return;
2116
2117     // Update child control.
2118     if ( m_selected && m_selected->GetParent() == p )
2119         RefreshEditor();
2120
2121     const wxPGProperty* lastDrawn = p->GetLastVisibleSubItem();
2122
2123     DrawItems(p, lastDrawn);
2124 }
2125
2126 // -----------------------------------------------------------------------
2127
2128 void wxPropertyGrid::Refresh( bool WXUNUSED(eraseBackground),
2129                               const wxRect *rect )
2130 {
2131     PrepareAfterItemsAdded();
2132
2133     wxWindow::Refresh(false);
2134     if ( m_canvas )
2135         // TODO: Coordinate translation
2136         m_canvas->Refresh(false, rect);
2137
2138 #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
2139     // I think this really helps only GTK+1.2
2140     if ( m_wndEditor ) m_wndEditor->Refresh();
2141     if ( m_wndEditor2 ) m_wndEditor2->Refresh();
2142 #endif
2143 }
2144
2145 // -----------------------------------------------------------------------
2146 // wxPropertyGrid global operations
2147 // -----------------------------------------------------------------------
2148
2149 void wxPropertyGrid::Clear()
2150 {
2151     ClearSelection(false);
2152
2153     m_pState->DoClear();
2154
2155     m_propHover = NULL;
2156
2157     m_prevVY = 0;
2158
2159     RecalculateVirtualSize();
2160
2161     // Need to clear some area at the end
2162     if ( !m_frozen )
2163         RefreshRect(wxRect(0, 0, m_width, m_height));
2164 }
2165
2166 // -----------------------------------------------------------------------
2167
2168 bool wxPropertyGrid::EnableCategories( bool enable )
2169 {
2170     ClearSelection(false);
2171
2172     if ( enable )
2173     {
2174         //
2175         // Enable categories
2176         //
2177
2178         m_windowStyle &= ~(wxPG_HIDE_CATEGORIES);
2179     }
2180     else
2181     {
2182         //
2183         // Disable categories
2184         //
2185         m_windowStyle |= wxPG_HIDE_CATEGORIES;
2186     }
2187
2188     if ( !m_pState->EnableCategories(enable) )
2189         return false;
2190
2191     if ( !m_frozen )
2192     {
2193         if ( m_windowStyle & wxPG_AUTO_SORT )
2194         {
2195             m_pState->m_itemsAdded = 1; // force
2196             PrepareAfterItemsAdded();
2197         }
2198     }
2199     else
2200         m_pState->m_itemsAdded = 1;
2201
2202     // No need for RecalculateVirtualSize() here - it is already called in
2203     // wxPropertyGridPageState method above.
2204
2205     Refresh();
2206
2207     return true;
2208 }
2209
2210 // -----------------------------------------------------------------------
2211
2212 void wxPropertyGrid::SwitchState( wxPropertyGridPageState* pNewState )
2213 {
2214     wxASSERT( pNewState );
2215     wxASSERT( pNewState->GetGrid() );
2216
2217     if ( pNewState == m_pState )
2218         return;
2219
2220     wxPGProperty* oldSelection = m_selected;
2221
2222     ClearSelection(false);
2223
2224     m_pState->m_selected = oldSelection;
2225
2226     bool orig_mode = m_pState->IsInNonCatMode();
2227     bool new_state_mode = pNewState->IsInNonCatMode();
2228
2229     m_pState = pNewState;
2230
2231     // Validate width
2232     int pgWidth = GetClientSize().x;
2233     if ( HasVirtualWidth() )
2234     {
2235         int minWidth = pgWidth;
2236         if ( pNewState->m_width < minWidth )
2237         {
2238             pNewState->m_width = minWidth;
2239             pNewState->CheckColumnWidths();
2240         }
2241     }
2242     else
2243     {
2244         //
2245         // Just in case, fully re-center splitter
2246         if ( HasFlag( wxPG_SPLITTER_AUTO_CENTER ) )
2247             pNewState->m_fSplitterX = -1.0;
2248
2249         pNewState->OnClientWidthChange( pgWidth, pgWidth - pNewState->m_width );
2250     }
2251
2252     m_propHover = NULL;
2253
2254     // If necessary, convert state to correct mode.
2255     if ( orig_mode != new_state_mode )
2256     {
2257         // This should refresh as well.
2258         EnableCategories( orig_mode?false:true );
2259     }
2260     else if ( !m_frozen )
2261     {
2262         // Refresh, if not frozen.
2263         m_pState->PrepareAfterItemsAdded();
2264
2265         // Reselect
2266         if ( m_pState->m_selected )
2267             DoSelectProperty( m_pState->m_selected );
2268
2269         RecalculateVirtualSize(0);
2270         Refresh();
2271     }
2272     else
2273         m_pState->m_itemsAdded = 1;
2274 }
2275
2276 // -----------------------------------------------------------------------
2277
2278 // Call to SetSplitterPosition will always disable splitter auto-centering
2279 // if parent window is shown.
2280 void wxPropertyGrid::DoSetSplitterPosition_( int newxpos, bool refresh, int splitterIndex, bool allPages )
2281 {
2282     if ( ( newxpos < wxPG_DRAG_MARGIN ) )
2283         return;
2284
2285     wxPropertyGridPageState* state = m_pState;
2286
2287     state->DoSetSplitterPosition( newxpos, splitterIndex, allPages );
2288
2289     if ( refresh )
2290     {
2291         if ( m_selected )
2292             CorrectEditorWidgetSizeX();
2293
2294         Refresh();
2295     }
2296 }
2297
2298 // -----------------------------------------------------------------------
2299
2300 void wxPropertyGrid::CenterSplitter( bool enableAutoCentering )
2301 {
2302     SetSplitterPosition( m_width/2, true );
2303     if ( enableAutoCentering && ( m_windowStyle & wxPG_SPLITTER_AUTO_CENTER ) )
2304         m_iFlags &= ~(wxPG_FL_DONT_CENTER_SPLITTER);
2305 }
2306
2307 // -----------------------------------------------------------------------
2308 // wxPropertyGrid item iteration (GetNextProperty etc.) methods
2309 // -----------------------------------------------------------------------
2310
2311 // Returns nearest paint visible property (such that will be painted unless
2312 // window is scrolled or resized). If given property is paint visible, then
2313 // it itself will be returned
2314 wxPGProperty* wxPropertyGrid::GetNearestPaintVisible( wxPGProperty* p ) const
2315 {
2316     int vx,vy1;// Top left corner of client
2317     GetViewStart(&vx,&vy1);
2318     vy1 *= wxPG_PIXELS_PER_UNIT;
2319
2320     int vy2 = vy1 + m_height;
2321     int propY = p->GetY2(m_lineHeight);
2322
2323     if ( (propY + m_lineHeight) < vy1 )
2324     {
2325     // Too high
2326         return DoGetItemAtY( vy1 );
2327     }
2328     else if ( propY > vy2 )
2329     {
2330     // Too low
2331         return DoGetItemAtY( vy2 );
2332     }
2333
2334     // Itself paint visible
2335     return p;
2336
2337 }
2338
2339 // -----------------------------------------------------------------------
2340 // Methods related to change in value, value modification and sending events
2341 // -----------------------------------------------------------------------
2342
2343 // commits any changes in editor of selected property
2344 // return true if validation did not fail
2345 // flags are same as with DoSelectProperty
2346 bool wxPropertyGrid::CommitChangesFromEditor( wxUint32 flags )
2347 {
2348     // Committing already?
2349     if ( m_inCommitChangesFromEditor )
2350         return true;
2351
2352     // Don't do this if already processing editor event. It might
2353     // induce recursive dialogs and crap like that.
2354     if ( m_iFlags & wxPG_FL_IN_HANDLECUSTOMEDITOREVENT )
2355     {
2356         if ( m_inDoPropertyChanged )
2357             return true;
2358
2359         return false;
2360     }
2361
2362     if ( m_wndEditor &&
2363          IsEditorsValueModified() &&
2364          (m_iFlags & wxPG_FL_INITIALIZED) &&
2365          m_selected )
2366     {
2367         m_inCommitChangesFromEditor = 1;
2368
2369         wxVariant variant(m_selected->GetValueRef());
2370         bool valueIsPending = false;
2371
2372         // JACS - necessary to avoid new focus being found spuriously within OnIdle
2373         // due to another window getting focus
2374         wxWindow* oldFocus = m_curFocused;
2375
2376         bool validationFailure = false;
2377         bool forceSuccess = (flags & (wxPG_SEL_NOVALIDATE|wxPG_SEL_FORCE)) ? true : false;
2378
2379         m_chgInfo_changedProperty = NULL;
2380
2381         // If truly modified, schedule value as pending.
2382         if ( m_selected->GetEditorClass()->GetValueFromControl( variant, m_selected, GetEditorControl() ) )
2383         {
2384             if ( DoEditorValidate() &&
2385                  PerformValidation(m_selected, variant) )
2386             {
2387                 valueIsPending = true;
2388             }
2389             else
2390             {
2391                 validationFailure = true;
2392             }
2393         }
2394         else
2395         {
2396             EditorsValueWasNotModified();
2397         }
2398
2399         bool res = true;
2400
2401         m_inCommitChangesFromEditor = 0;
2402
2403         if ( validationFailure && !forceSuccess )
2404         {
2405             if (oldFocus)
2406             {
2407                 oldFocus->SetFocus();
2408                 m_curFocused = oldFocus;
2409             }
2410
2411             res = OnValidationFailure(m_selected, variant);
2412
2413             // Now prevent further validation failure messages
2414             if ( res )
2415             {
2416                 EditorsValueWasNotModified();
2417                 OnValidationFailureReset(m_selected);
2418             }
2419         }
2420         else if ( valueIsPending )
2421         {
2422             DoPropertyChanged( m_selected, flags );
2423             EditorsValueWasNotModified();
2424         }
2425
2426         return res;
2427     }
2428
2429     return true;
2430 }
2431
2432 // -----------------------------------------------------------------------
2433
2434 bool wxPropertyGrid::PerformValidation( wxPGProperty* p, wxVariant& pendingValue,
2435                                         int flags )
2436 {
2437     //
2438     // Runs all validation functionality.
2439     // Returns true if value passes all tests.
2440     //
2441
2442     m_validationInfo.m_failureBehavior = m_permanentValidationFailureBehavior;
2443
2444     if ( pendingValue.GetType() == wxPG_VARIANT_TYPE_LIST )
2445     {
2446         if ( !p->ValidateValue(pendingValue, m_validationInfo) )
2447             return false;
2448     }
2449
2450     //
2451     // Adapt list to child values, if necessary
2452     wxVariant listValue = pendingValue;
2453     wxVariant* pPendingValue = &pendingValue;
2454     wxVariant* pList = NULL;
2455
2456     // If parent has wxPG_PROP_AGGREGATE flag, or uses composite
2457     // string value, then we need treat as it was changed instead
2458     // (or, in addition, as is the case with composite string parent).
2459     // This includes creating list variant for child values.
2460
2461     wxPGProperty* pwc = p->GetParent();
2462     wxPGProperty* changedProperty = p;
2463     wxPGProperty* baseChangedProperty = changedProperty;
2464     wxVariant bcpPendingList;
2465
2466     listValue = pendingValue;
2467     listValue.SetName(p->GetBaseName());
2468
2469     while ( pwc &&
2470             (pwc->HasFlag(wxPG_PROP_AGGREGATE) || pwc->HasFlag(wxPG_PROP_COMPOSED_VALUE)) )
2471     {
2472         wxVariantList tempList;
2473         wxVariant lv(tempList, pwc->GetBaseName());
2474         lv.Append(listValue);
2475         listValue = lv;
2476         pPendingValue = &listValue;
2477
2478         if ( pwc->HasFlag(wxPG_PROP_AGGREGATE) )
2479         {
2480             baseChangedProperty = pwc;
2481             bcpPendingList = lv;
2482         }
2483
2484         changedProperty = pwc;
2485         pwc = pwc->GetParent();
2486     }
2487
2488     wxVariant value;
2489     wxPGProperty* evtChangingProperty = changedProperty;
2490
2491     if ( pPendingValue->GetType() != wxPG_VARIANT_TYPE_LIST )
2492     {
2493         value = *pPendingValue;
2494     }
2495     else
2496     {
2497         // Convert list to child values
2498         pList = pPendingValue;
2499         changedProperty->AdaptListToValue( *pPendingValue, &value );
2500     }
2501
2502     wxVariant evtChangingValue = value;
2503
2504     if ( flags & SendEvtChanging )
2505     {
2506         // FIXME: After proper ValueToString()s added, remove
2507         // this. It is just a temporary fix, as evt_changing
2508         // will simply not work for wxPG_PROP_COMPOSED_VALUE
2509         // (unless it is selected, and textctrl editor is open).
2510         if ( changedProperty->HasFlag(wxPG_PROP_COMPOSED_VALUE) )
2511         {
2512             evtChangingProperty = baseChangedProperty;
2513             if ( evtChangingProperty != p )
2514             {
2515                 evtChangingProperty->AdaptListToValue( bcpPendingList, &evtChangingValue );
2516             }
2517             else
2518             {
2519                 evtChangingValue = pendingValue;
2520             }
2521         }
2522
2523         if ( evtChangingProperty->HasFlag(wxPG_PROP_COMPOSED_VALUE) )
2524         {
2525             if ( changedProperty == m_selected )
2526             {
2527                 wxWindow* editor = GetEditorControl();
2528                 wxASSERT( editor->IsKindOf(CLASSINFO(wxTextCtrl)) );
2529                 evtChangingValue = wxStaticCast(editor, wxTextCtrl)->GetValue();
2530             }
2531             else
2532             {
2533                 wxLogDebug(wxT("WARNING: wxEVT_PG_CHANGING is about to happen with old value."));
2534             }
2535         }
2536     }
2537
2538     wxASSERT( m_chgInfo_changedProperty == NULL );
2539     m_chgInfo_changedProperty = changedProperty;
2540     m_chgInfo_baseChangedProperty = baseChangedProperty;
2541     m_chgInfo_pendingValue = value;
2542
2543     if ( pList )
2544         m_chgInfo_valueList = *pList;
2545     else
2546         m_chgInfo_valueList.MakeNull();
2547
2548     // If changedProperty is not property which value was edited,
2549     // then call wxPGProperty::ValidateValue() for that as well.
2550     if ( p != changedProperty && value.GetType() != wxPG_VARIANT_TYPE_LIST )
2551     {
2552         if ( !changedProperty->ValidateValue(value, m_validationInfo) )
2553             return false;
2554     }
2555
2556     if ( flags & SendEvtChanging )
2557     {
2558         // SendEvent returns true if event was vetoed
2559         if ( SendEvent( wxEVT_PG_CHANGING, evtChangingProperty, &evtChangingValue, 0 ) )
2560             return false;
2561     }
2562
2563     if ( flags & IsStandaloneValidation )
2564     {
2565         // If called in 'generic' context, we need to reset
2566         // m_chgInfo_changedProperty and write back translated value.
2567         m_chgInfo_changedProperty = NULL;
2568         pendingValue = value;
2569     }
2570
2571     return true;
2572 }
2573
2574 // -----------------------------------------------------------------------
2575
2576 void wxPropertyGrid::DoShowPropertyError( wxPGProperty* WXUNUSED(property), const wxString& msg )
2577 {
2578     if ( !msg.length() )
2579         return;
2580
2581 #if wxUSE_STATUSBAR
2582     if ( !wxPGGlobalVars->m_offline )
2583     {
2584         wxWindow* topWnd = ::wxGetTopLevelParent(this);
2585         if ( topWnd )
2586         {
2587             wxFrame* pFrame = wxDynamicCast(topWnd, wxFrame);
2588             if ( pFrame )
2589             {
2590                 wxStatusBar* pStatusBar = pFrame->GetStatusBar();
2591                 if ( pStatusBar )
2592                 {
2593                     pStatusBar->SetStatusText(msg);
2594                     return;
2595                 }
2596             }
2597         }
2598     }
2599 #endif
2600
2601     ::wxMessageBox(msg, _T("Property Error"));
2602 }
2603
2604 // -----------------------------------------------------------------------
2605
2606 bool wxPropertyGrid::OnValidationFailure( wxPGProperty* property,
2607                                           wxVariant& invalidValue )
2608 {
2609     wxWindow* editor = GetEditorControl();
2610
2611     // First call property's handler
2612     property->OnValidationFailure(invalidValue);
2613
2614     bool res = DoOnValidationFailure(property, invalidValue);
2615
2616     //
2617     // For non-wxTextCtrl editors, we do need to revert the value
2618     if ( !editor->IsKindOf(CLASSINFO(wxTextCtrl)) &&
2619          property == m_selected )
2620     {
2621         property->GetEditorClass()->UpdateControl(property, editor);
2622     }
2623
2624     property->SetFlag(wxPG_PROP_INVALID_VALUE);
2625
2626     return res;
2627 }
2628
2629 bool wxPropertyGrid::DoOnValidationFailure( wxPGProperty* property, wxVariant& WXUNUSED(invalidValue) )
2630 {
2631     int vfb = m_validationInfo.m_failureBehavior;
2632
2633     if ( vfb & wxPG_VFB_BEEP )
2634         ::wxBell();
2635
2636     if ( (vfb & wxPG_VFB_MARK_CELL) &&
2637          !property->HasFlag(wxPG_PROP_INVALID_VALUE) )
2638     {
2639         unsigned int colCount = m_pState->GetColumnCount();
2640
2641         // We need backup marked property's cells
2642         m_propCellsBackup = property->m_cells;
2643
2644         wxColour vfbFg = *wxWHITE;
2645         wxColour vfbBg = *wxRED;
2646
2647         property->EnsureCells(colCount);
2648
2649         for ( unsigned int i=0; i<colCount; i++ )
2650         {
2651             wxPGCell& cell = property->m_cells[i];
2652             cell.SetFgCol(vfbFg);
2653             cell.SetBgCol(vfbBg);
2654         }
2655
2656         DrawItemAndChildren(property);
2657
2658         if ( property == m_selected )
2659         {
2660             SetInternalFlag(wxPG_FL_CELL_OVERRIDES_SEL);
2661
2662             wxWindow* editor = GetEditorControl();
2663             if ( editor )
2664             {
2665                 editor->SetForegroundColour(vfbFg);
2666                 editor->SetBackgroundColour(vfbBg);
2667             }
2668         }
2669     }
2670
2671     if ( vfb & wxPG_VFB_SHOW_MESSAGE )
2672     {
2673         wxString msg = m_validationInfo.m_failureMessage;
2674
2675         if ( !msg.length() )
2676             msg = _T("You have entered invalid value. Press ESC to cancel editing.");
2677
2678         DoShowPropertyError(property, msg);
2679     }
2680
2681     return (vfb & wxPG_VFB_STAY_IN_PROPERTY) ? false : true;
2682 }
2683
2684 // -----------------------------------------------------------------------
2685
2686 void wxPropertyGrid::DoOnValidationFailureReset( wxPGProperty* property )
2687 {
2688     int vfb = m_validationInfo.m_failureBehavior;
2689
2690     if ( vfb & wxPG_VFB_MARK_CELL )
2691     {
2692         // Revert cells
2693         property->m_cells = m_propCellsBackup;
2694
2695         ClearInternalFlag(wxPG_FL_CELL_OVERRIDES_SEL);
2696
2697         if ( property == m_selected && GetEditorControl() )
2698         {
2699             // Calling this will recreate the control, thus resetting its colour
2700             RefreshProperty(property);
2701         }
2702         else
2703         {
2704             DrawItemAndChildren(property);
2705         }
2706     }
2707 }
2708
2709 // -----------------------------------------------------------------------
2710
2711 // flags are same as with DoSelectProperty
2712 bool wxPropertyGrid::DoPropertyChanged( wxPGProperty* p, unsigned int selFlags )
2713 {
2714     if ( m_inDoPropertyChanged )
2715         return true;
2716
2717     wxWindow* editor = GetEditorControl();
2718
2719     m_pState->m_anyModified = 1;
2720
2721     m_inDoPropertyChanged = 1;
2722
2723     // Maybe need to update control
2724     wxASSERT( m_chgInfo_changedProperty != NULL );
2725
2726     // These values were calculated in PerformValidation()
2727     wxPGProperty* changedProperty = m_chgInfo_changedProperty;
2728     wxVariant value = m_chgInfo_pendingValue;
2729
2730     wxPGProperty* topPaintedProperty = changedProperty;
2731
2732     while ( !topPaintedProperty->IsCategory() &&
2733             !topPaintedProperty->IsRoot() )
2734     {
2735         topPaintedProperty = topPaintedProperty->GetParent();
2736     }
2737
2738     changedProperty->SetValue(value, &m_chgInfo_valueList, wxPG_SETVAL_BY_USER);
2739
2740     // Set as Modified (not if dragging just began)
2741     if ( !(p->m_flags & wxPG_PROP_MODIFIED) )
2742     {
2743         p->m_flags |= wxPG_PROP_MODIFIED;
2744         if ( p == m_selected && (m_windowStyle & wxPG_BOLD_MODIFIED) )
2745         {
2746             if ( editor )
2747                 SetCurControlBoldFont();
2748         }
2749     }
2750
2751     wxPGProperty* pwc;
2752
2753     // Propagate updates to parent(s)
2754     pwc = p;
2755     wxPGProperty* prevPwc = NULL;
2756
2757     while ( prevPwc != topPaintedProperty )
2758     {
2759         pwc->m_flags |= wxPG_PROP_MODIFIED;
2760
2761         if ( pwc == m_selected && (m_windowStyle & wxPG_BOLD_MODIFIED) )
2762         {
2763             if ( editor )
2764                 SetCurControlBoldFont();
2765         }
2766
2767         prevPwc = pwc;
2768         pwc = pwc->GetParent();
2769     }
2770
2771     // Draw the actual property
2772     DrawItemAndChildren( topPaintedProperty );
2773
2774     //
2775     // If value was set by wxPGProperty::OnEvent, then update the editor
2776     // control.
2777     if ( selFlags & wxPG_SEL_DIALOGVAL )
2778     {
2779         RefreshEditor();
2780     }
2781     else
2782     {
2783 #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
2784         if ( m_wndEditor ) m_wndEditor->Refresh();
2785         if ( m_wndEditor2 ) m_wndEditor2->Refresh();
2786 #endif
2787     }
2788
2789     // Sanity check
2790     wxASSERT( !changedProperty->GetParent()->HasFlag(wxPG_PROP_AGGREGATE) );
2791
2792     // If top parent has composite string value, then send to child parents,
2793     // starting from baseChangedProperty.
2794     if ( changedProperty->HasFlag(wxPG_PROP_COMPOSED_VALUE) )
2795     {
2796         pwc = m_chgInfo_baseChangedProperty;
2797
2798         while ( pwc != changedProperty )
2799         {
2800             SendEvent( wxEVT_PG_CHANGED, pwc, NULL, selFlags );
2801             pwc = pwc->GetParent();
2802         }
2803     }
2804
2805     SendEvent( wxEVT_PG_CHANGED, changedProperty, NULL, selFlags );
2806
2807     m_inDoPropertyChanged = 0;
2808
2809     return true;
2810 }
2811
2812 // -----------------------------------------------------------------------
2813
2814 bool wxPropertyGrid::ChangePropertyValue( wxPGPropArg id, wxVariant newValue )
2815 {
2816     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(false)
2817
2818     m_chgInfo_changedProperty = NULL;
2819
2820     if ( PerformValidation(p, newValue) )
2821     {
2822         DoPropertyChanged(p);
2823         return true;
2824     }
2825     else
2826     {
2827         OnValidationFailure(p, newValue);
2828     }
2829
2830     return false;
2831 }
2832
2833 // -----------------------------------------------------------------------
2834
2835 wxVariant wxPropertyGrid::GetUncommittedPropertyValue()
2836 {
2837     wxPGProperty* prop = GetSelectedProperty();
2838
2839     if ( !prop )
2840         return wxNullVariant;
2841
2842     wxTextCtrl* tc = GetEditorTextCtrl();
2843     wxVariant value = prop->GetValue();
2844
2845     if ( !tc || !IsEditorsValueModified() )
2846         return value;
2847
2848     if ( !prop->StringToValue(value, tc->GetValue()) )
2849         return value;
2850
2851     if ( !PerformValidation(prop, value, IsStandaloneValidation) )
2852         return prop->GetValue();
2853
2854     return value;
2855 }
2856
2857 // -----------------------------------------------------------------------
2858
2859 // Runs wxValidator for the selected property
2860 bool wxPropertyGrid::DoEditorValidate()
2861 {
2862     return true;
2863 }
2864
2865 // -----------------------------------------------------------------------
2866
2867 void wxPropertyGrid::HandleCustomEditorEvent( wxEvent &event )
2868 {
2869     wxPGProperty* selected = m_selected;
2870
2871     // Somehow, event is handled after property has been deselected.
2872     // Possibly, but very rare.
2873     if ( !selected )
2874         return;
2875
2876     if ( m_iFlags & wxPG_FL_IN_HANDLECUSTOMEDITOREVENT )
2877         return;
2878
2879     wxVariant pendingValue(selected->GetValueRef());
2880     wxWindow* wnd = GetEditorControl();
2881     int selFlags = 0;
2882     bool wasUnspecified = selected->IsValueUnspecified();
2883     int usesAutoUnspecified = selected->UsesAutoUnspecified();
2884
2885     bool valueIsPending = false;
2886
2887     m_chgInfo_changedProperty = NULL;
2888
2889     m_iFlags &= ~(wxPG_FL_VALIDATION_FAILED|wxPG_FL_VALUE_CHANGE_IN_EVENT);
2890
2891     //
2892     // Filter out excess wxTextCtrl modified events
2893     if ( event.GetEventType() == wxEVT_COMMAND_TEXT_UPDATED &&
2894          wnd &&
2895          wnd->IsKindOf(CLASSINFO(wxTextCtrl)) )
2896     {
2897         wxTextCtrl* tc = (wxTextCtrl*) wnd;
2898
2899         wxString newTcValue = tc->GetValue();
2900         if ( m_prevTcValue == newTcValue )
2901             return;
2902
2903         m_prevTcValue = newTcValue;
2904     }
2905
2906     SetInternalFlag(wxPG_FL_IN_HANDLECUSTOMEDITOREVENT);
2907
2908     bool validationFailure = false;
2909     bool buttonWasHandled = false;
2910
2911     //
2912     // Try common button handling
2913     if ( m_wndEditor2 && event.GetEventType() == wxEVT_COMMAND_BUTTON_CLICKED )
2914     {
2915         wxPGEditorDialogAdapter* adapter = selected->GetEditorDialog();
2916
2917         if ( adapter )
2918         {
2919             buttonWasHandled = true;
2920             // Store as res2, as previously (and still currently alternatively)
2921             // dialogs can be shown by handling wxEVT_COMMAND_BUTTON_CLICKED
2922             // in wxPGProperty::OnEvent().
2923             adapter->ShowDialog( this, selected );
2924             delete adapter;
2925         }
2926     }
2927
2928     if ( !buttonWasHandled )
2929     {
2930         if ( wnd )
2931         {
2932             // First call editor class' event handler.
2933             const wxPGEditor* editor = selected->GetEditorClass();
2934
2935             if ( editor->OnEvent( this, selected, wnd, event ) )
2936             {
2937                 // If changes, validate them
2938                 if ( DoEditorValidate() )
2939                 {
2940                     if ( editor->GetValueFromControl( pendingValue, m_selected, wnd ) )
2941                         valueIsPending = true;
2942                 }
2943                 else
2944                 {
2945                     validationFailure = true;
2946                 }
2947             }
2948         }
2949
2950         // Then the property's custom handler (must be always called, unless
2951         // validation failed).
2952         if ( !validationFailure )
2953             buttonWasHandled = selected->OnEvent( this, wnd, event );
2954     }
2955
2956     // SetValueInEvent(), as called in one of the functions referred above
2957     // overrides editor's value.
2958     if ( m_iFlags & wxPG_FL_VALUE_CHANGE_IN_EVENT )
2959     {
2960         valueIsPending = true;
2961         pendingValue = m_changeInEventValue;
2962         selFlags |= wxPG_SEL_DIALOGVAL;
2963     }
2964
2965     if ( !validationFailure && valueIsPending )
2966         if ( !PerformValidation(m_selected, pendingValue) )
2967             validationFailure = true;
2968
2969     if ( validationFailure)
2970     {
2971         OnValidationFailure(selected, pendingValue);
2972     }
2973     else if ( valueIsPending )
2974     {
2975         selFlags |= ( !wasUnspecified && selected->IsValueUnspecified() && usesAutoUnspecified ) ? wxPG_SEL_SETUNSPEC : 0;
2976
2977         DoPropertyChanged(selected, selFlags);
2978         EditorsValueWasNotModified();
2979
2980         // Regardless of editor type, unfocus editor on
2981         // text-editing related enter press.
2982         if ( event.GetEventType() == wxEVT_COMMAND_TEXT_ENTER )
2983         {
2984             SetFocusOnCanvas();
2985         }
2986     }
2987     else
2988     {
2989         // No value after all
2990
2991         // Regardless of editor type, unfocus editor on
2992         // text-editing related enter press.
2993         if ( event.GetEventType() == wxEVT_COMMAND_TEXT_ENTER )
2994         {
2995             SetFocusOnCanvas();
2996         }
2997
2998         // Let unhandled button click events go to the parent
2999         if ( !buttonWasHandled && event.GetEventType() == wxEVT_COMMAND_BUTTON_CLICKED )
3000         {
3001             wxCommandEvent evt(wxEVT_COMMAND_BUTTON_CLICKED,GetId());
3002             GetEventHandler()->AddPendingEvent(evt);
3003         }
3004     }
3005
3006     ClearInternalFlag(wxPG_FL_IN_HANDLECUSTOMEDITOREVENT);
3007 }
3008
3009 // -----------------------------------------------------------------------
3010 // wxPropertyGrid editor control helper methods
3011 // -----------------------------------------------------------------------
3012
3013 wxRect wxPropertyGrid::GetEditorWidgetRect( wxPGProperty* p, int column ) const
3014 {
3015     int itemy = p->GetY2(m_lineHeight);
3016     int vy = 0;
3017     int cust_img_space = 0;
3018     int splitterX = m_pState->DoGetSplitterPosition(column-1);
3019     int colEnd = splitterX + m_pState->m_colWidths[column];
3020
3021     // TODO: If custom image detection changes from current, change this.
3022     if ( m_iFlags & wxPG_FL_CUR_USES_CUSTOM_IMAGE /*p->m_flags & wxPG_PROP_CUSTOMIMAGE*/ )
3023     {
3024         //m_iFlags |= wxPG_FL_CUR_USES_CUSTOM_IMAGE;
3025         int imwid = p->OnMeasureImage().x;
3026         if ( imwid < 1 ) imwid = wxPG_CUSTOM_IMAGE_WIDTH;
3027         cust_img_space = imwid + wxCC_CUSTOM_IMAGE_MARGIN1 + wxCC_CUSTOM_IMAGE_MARGIN2;
3028     }
3029
3030     return wxRect
3031       (
3032         splitterX+cust_img_space+wxPG_XBEFOREWIDGET+wxPG_CONTROL_MARGIN+1,
3033         itemy-vy,
3034         colEnd-splitterX-wxPG_XBEFOREWIDGET-wxPG_CONTROL_MARGIN-cust_img_space-1,
3035         m_lineHeight-1
3036       );
3037 }
3038
3039 // -----------------------------------------------------------------------
3040
3041 wxRect wxPropertyGrid::GetImageRect( wxPGProperty* p, int item ) const
3042 {
3043     wxSize sz = GetImageSize(p, item);
3044     return wxRect(wxPG_CONTROL_MARGIN + wxCC_CUSTOM_IMAGE_MARGIN1,
3045                   wxPG_CUSTOM_IMAGE_SPACINGY,
3046                   sz.x,
3047                   sz.y);
3048 }
3049
3050 // return size of custom paint image
3051 wxSize wxPropertyGrid::GetImageSize( wxPGProperty* p, int item ) const
3052 {
3053     // If called with NULL property, then return default image
3054     // size for properties that use image.
3055     if ( !p )
3056         return wxSize(wxPG_CUSTOM_IMAGE_WIDTH,wxPG_STD_CUST_IMAGE_HEIGHT(m_lineHeight));
3057
3058     wxSize cis = p->OnMeasureImage(item);
3059
3060     int choiceCount = p->m_choices.GetCount();
3061     int comVals = p->GetDisplayedCommonValueCount();
3062     if ( item >= choiceCount && comVals > 0 )
3063     {
3064         unsigned int cvi = item-choiceCount;
3065         cis = GetCommonValue(cvi)->GetRenderer()->GetImageSize(NULL, 1, cvi);
3066     }
3067     else if ( item >= 0 && choiceCount == 0 )
3068         return wxSize(0, 0);
3069
3070     if ( cis.x < 0 )
3071     {
3072         if ( cis.x <= -1 )
3073             cis.x = wxPG_CUSTOM_IMAGE_WIDTH;
3074     }
3075     if ( cis.y <= 0 )
3076     {
3077         if ( cis.y >= -1 )
3078             cis.y = wxPG_STD_CUST_IMAGE_HEIGHT(m_lineHeight);
3079         else
3080             cis.y = -cis.y;
3081     }
3082     return cis;
3083 }
3084
3085 // -----------------------------------------------------------------------
3086
3087 // takes scrolling into account
3088 void wxPropertyGrid::ImprovedClientToScreen( int* px, int* py )
3089 {
3090     int vx, vy;
3091     GetViewStart(&vx,&vy);
3092     vy*=wxPG_PIXELS_PER_UNIT;
3093     vx*=wxPG_PIXELS_PER_UNIT;
3094     *px -= vx;
3095     *py -= vy;
3096     ClientToScreen( px, py );
3097 }
3098
3099 // -----------------------------------------------------------------------
3100
3101 wxPropertyGridHitTestResult wxPropertyGrid::HitTest( const wxPoint& pt ) const
3102 {
3103     wxPoint pt2;
3104     GetViewStart(&pt2.x,&pt2.y);
3105     pt2.x *= wxPG_PIXELS_PER_UNIT;
3106     pt2.y *= wxPG_PIXELS_PER_UNIT;
3107     pt2.x += pt.x;
3108     pt2.y += pt.y;
3109
3110     return m_pState->HitTest(pt2);
3111 }
3112
3113 // -----------------------------------------------------------------------
3114
3115 // custom set cursor
3116 void wxPropertyGrid::CustomSetCursor( int type, bool override )
3117 {
3118     if ( type == m_curcursor && !override ) return;
3119
3120     wxCursor* cursor = &wxPG_DEFAULT_CURSOR;
3121
3122     if ( type == wxCURSOR_SIZEWE )
3123         cursor = m_cursorSizeWE;
3124
3125     m_canvas->SetCursor( *cursor );
3126
3127     m_curcursor = type;
3128 }
3129
3130 // -----------------------------------------------------------------------
3131 // wxPropertyGrid property selection, editor creation
3132 // -----------------------------------------------------------------------
3133
3134 //
3135 // This class forwards events from property editor controls to wxPropertyGrid.
3136 class wxPropertyGridEditorEventForwarder : public wxEvtHandler
3137 {
3138 public:
3139     wxPropertyGridEditorEventForwarder( wxPropertyGrid* propGrid )
3140         : wxEvtHandler(), m_propGrid(propGrid)
3141     {
3142     }
3143
3144     virtual ~wxPropertyGridEditorEventForwarder()
3145     {
3146     }
3147
3148 private:
3149     bool ProcessEvent( wxEvent& event )
3150     {
3151         // Always skip
3152         event.Skip();
3153
3154         m_propGrid->HandleCustomEditorEvent(event);
3155
3156         return wxEvtHandler::ProcessEvent(event);
3157     }
3158
3159     wxPropertyGrid*         m_propGrid;
3160 };
3161
3162 // Setups event handling for child control
3163 void wxPropertyGrid::SetupChildEventHandling( wxWindow* argWnd )
3164 {
3165     wxWindowID id = argWnd->GetId();
3166
3167     if ( argWnd == m_wndEditor )
3168     {
3169         argWnd->Connect(id, wxEVT_MOTION,
3170             wxMouseEventHandler(wxPropertyGrid::OnMouseMoveChild),
3171             NULL, this);
3172         argWnd->Connect(id, wxEVT_LEFT_UP,
3173             wxMouseEventHandler(wxPropertyGrid::OnMouseUpChild),
3174             NULL, this);
3175         argWnd->Connect(id, wxEVT_LEFT_DOWN,
3176             wxMouseEventHandler(wxPropertyGrid::OnMouseClickChild),
3177             NULL, this);
3178         argWnd->Connect(id, wxEVT_RIGHT_UP,
3179             wxMouseEventHandler(wxPropertyGrid::OnMouseRightClickChild),
3180             NULL, this);
3181         argWnd->Connect(id, wxEVT_ENTER_WINDOW,
3182             wxMouseEventHandler(wxPropertyGrid::OnMouseEntry),
3183             NULL, this);
3184         argWnd->Connect(id, wxEVT_LEAVE_WINDOW,
3185             wxMouseEventHandler(wxPropertyGrid::OnMouseEntry),
3186             NULL, this);
3187     }
3188
3189     wxPropertyGridEditorEventForwarder* forwarder;
3190     forwarder = new wxPropertyGridEditorEventForwarder(this);
3191     argWnd->PushEventHandler(forwarder);
3192
3193     argWnd->Connect(id, wxEVT_KEY_DOWN,
3194         wxCharEventHandler(wxPropertyGrid::OnChildKeyDown),
3195         NULL, this);
3196 }
3197
3198 void wxPropertyGrid::FreeEditors()
3199 {
3200     //
3201     // Return focus back to canvas from children (this is required at least for
3202     // GTK+, which, unlike Windows, clears focus when control is destroyed
3203     // instead of moving it to closest parent).
3204     wxWindow* focus = wxWindow::FindFocus();
3205     if ( focus )
3206     {
3207         wxWindow* parent = focus->GetParent();
3208         while ( parent )
3209         {
3210             if ( parent == m_canvas )
3211             {
3212                 SetFocusOnCanvas();
3213                 break;
3214             }
3215             parent = parent->GetParent();
3216         }
3217     }
3218
3219     // Do not free editors immediately if processing events
3220     if ( m_wndEditor2 )
3221     {
3222         wxEvtHandler* handler = m_wndEditor2->PopEventHandler(false);
3223         m_wndEditor2->Hide();
3224         wxPendingDelete.Append( handler );
3225         wxPendingDelete.Append( m_wndEditor2 );
3226         m_wndEditor2 = NULL;
3227     }
3228
3229     if ( m_wndEditor )
3230     {
3231         wxEvtHandler* handler = m_wndEditor->PopEventHandler(false);
3232         m_wndEditor->Hide();
3233         wxPendingDelete.Append( handler );
3234         wxPendingDelete.Append( m_wndEditor );
3235         m_wndEditor = NULL;
3236     }
3237 }
3238
3239 // Call with NULL to de-select property
3240 bool wxPropertyGrid::DoSelectProperty( wxPGProperty* p, unsigned int flags )
3241 {
3242     /*
3243     if (p)
3244         wxLogDebug(wxT("SelectProperty( %s (%s[%i]) )"),p->m_label.c_str(),
3245             p->m_parent->m_label.c_str(),p->GetIndexInParent());
3246     else
3247         wxLogDebug(wxT("SelectProperty( NULL, -1 )"));
3248     */
3249
3250     if ( m_inDoSelectProperty )
3251         return true;
3252
3253     m_inDoSelectProperty = 1;
3254
3255     wxPGProperty* prev = m_selected;
3256
3257     if ( !m_pState )
3258     {
3259         m_inDoSelectProperty = 0;
3260         return false;
3261     }
3262
3263 /*
3264     if (m_selected)
3265         wxPrintf( "Selected %s\n", m_selected->GetClassInfo()->GetClassName() );
3266     else
3267         wxPrintf( "None selected\n" );
3268
3269     if (p)
3270         wxPrintf( "P =  %s\n", p->GetClassInfo()->GetClassName() );
3271     else
3272         wxPrintf( "P = NULL\n" );
3273 */
3274
3275     // If we are frozen, then just set the values.
3276     if ( m_frozen )
3277     {
3278         m_iFlags &= ~(wxPG_FL_ABNORMAL_EDITOR);
3279         m_editorFocused = 0;
3280         m_selected = p;
3281         m_selColumn = 1;
3282         m_pState->m_selected = p;
3283
3284         // If frozen, always free controls. But don't worry, as Thaw will
3285         // recall SelectProperty to recreate them.
3286         FreeEditors();
3287
3288         // Prevent any further selection measures in this call
3289         p = NULL;
3290     }
3291     else
3292     {
3293         // Is it the same?
3294         if ( m_selected == p && !(flags & wxPG_SEL_FORCE) )
3295         {
3296             // Only set focus if not deselecting
3297             if ( p )
3298             {
3299                 if ( flags & wxPG_SEL_FOCUS )
3300                 {
3301                     if ( m_wndEditor )
3302                     {
3303                         m_wndEditor->SetFocus();
3304                         m_editorFocused = 1;
3305                     }
3306                 }
3307                 else
3308                 {
3309                     SetFocusOnCanvas();
3310                 }
3311             }
3312
3313             m_inDoSelectProperty = 0;
3314             return true;
3315         }
3316
3317         //
3318         // First, deactivate previous
3319         if ( m_selected )
3320         {
3321
3322             OnValidationFailureReset(m_selected);
3323
3324             // Must double-check if this is an selected in case of forceswitch
3325             if ( p != prev )
3326             {
3327                 if ( !CommitChangesFromEditor(flags) )
3328                 {
3329                     // Validation has failed, so we can't exit the previous editor
3330                     //::wxMessageBox(_("Please correct the value or press ESC to cancel the edit."),
3331                     //               _("Invalid Value"),wxOK|wxICON_ERROR);
3332                     m_inDoSelectProperty = 0;
3333                     return false;
3334                 }
3335             }
3336
3337             FreeEditors();
3338             m_selColumn = -1;
3339
3340             m_selected = NULL;
3341             m_pState->m_selected = NULL;
3342
3343             // We need to always fully refresh the grid here
3344             Refresh(false);
3345
3346             m_iFlags &= ~(wxPG_FL_ABNORMAL_EDITOR);
3347             EditorsValueWasNotModified();
3348         }
3349
3350         SetInternalFlag(wxPG_FL_IN_SELECT_PROPERTY);
3351
3352         //
3353         // Then, activate the one given.
3354         if ( p )
3355         {
3356             int propY = p->GetY2(m_lineHeight);
3357
3358             int splitterX = GetSplitterPosition();
3359             m_editorFocused = 0;
3360             m_selected = p;
3361             m_pState->m_selected = p;
3362             m_iFlags |= wxPG_FL_PRIMARY_FILLS_ENTIRE;
3363             if ( p != prev )
3364                 m_iFlags &= ~(wxPG_FL_VALIDATION_FAILED);
3365
3366             wxASSERT( m_wndEditor == NULL );
3367
3368             //
3369             // Only create editor for non-disabled non-caption
3370             if ( !p->IsCategory() && !(p->m_flags & wxPG_PROP_DISABLED) )
3371             {
3372             // do this for non-caption items
3373
3374                 m_selColumn = 1;
3375
3376                 // Do we need to paint the custom image, if any?
3377                 m_iFlags &= ~(wxPG_FL_CUR_USES_CUSTOM_IMAGE);
3378                 if ( (p->m_flags & wxPG_PROP_CUSTOMIMAGE) &&
3379                      !p->GetEditorClass()->CanContainCustomImage()
3380                    )
3381                     m_iFlags |= wxPG_FL_CUR_USES_CUSTOM_IMAGE;
3382
3383                 wxRect grect = GetEditorWidgetRect(p, m_selColumn);
3384                 wxPoint goodPos = grect.GetPosition();
3385             #if wxPG_CREATE_CONTROLS_HIDDEN
3386                 int coord_adjust = m_height - goodPos.y;
3387                 goodPos.y += coord_adjust;
3388             #endif
3389
3390                 const wxPGEditor* editor = p->GetEditorClass();
3391                 wxCHECK_MSG(editor, false,
3392                     wxT("NULL editor class not allowed"));
3393
3394                 m_iFlags &= ~wxPG_FL_FIXED_WIDTH_EDITOR;
3395
3396                 wxPGWindowList wndList = editor->CreateControls(this,
3397                                                                 p,
3398                                                                 goodPos,
3399                                                                 grect.GetSize());
3400
3401                 m_wndEditor = wndList.m_primary;
3402                 m_wndEditor2 = wndList.m_secondary;
3403                 wxWindow* primaryCtrl = GetEditorControl();
3404
3405                 //
3406                 // Essentially, primaryCtrl == m_wndEditor
3407                 //
3408
3409                 // NOTE: It is allowed for m_wndEditor to be NULL - in this case
3410                 //       value is drawn as normal, and m_wndEditor2 is assumed
3411                 //       to be a right-aligned button that triggers a separate editorCtrl
3412                 //       window.
3413
3414                 if ( m_wndEditor )
3415                 {
3416                     wxASSERT_MSG( m_wndEditor->GetParent() == GetPanel(),
3417                                   wxT("CreateControls must use result of wxPropertyGrid::GetPanel() as parent of controls.") );
3418
3419                     // Set validator, if any
3420                 #if wxUSE_VALIDATORS
3421                     wxValidator* validator = p->GetValidator();
3422                     if ( validator )
3423                         primaryCtrl->SetValidator(*validator);
3424                 #endif
3425
3426                     if ( m_wndEditor->GetSize().y > (m_lineHeight+6) )
3427                         m_iFlags |= wxPG_FL_ABNORMAL_EDITOR;
3428
3429                     // If it has modified status, use bold font
3430                     // (must be done before capturing m_ctrlXAdjust)
3431                     if ( (p->m_flags & wxPG_PROP_MODIFIED) && (m_windowStyle & wxPG_BOLD_MODIFIED) )
3432                         SetCurControlBoldFont();
3433
3434                     //
3435                     // Fix TextCtrl indentation
3436                 #if defined(__WXMSW__) && !defined(__WXWINCE__)
3437                     wxTextCtrl* tc = NULL;
3438                     if ( primaryCtrl->IsKindOf(CLASSINFO(wxOwnerDrawnComboBox)) )
3439                         tc = ((wxOwnerDrawnComboBox*)primaryCtrl)->GetTextCtrl();
3440                     else
3441                         tc = wxDynamicCast(primaryCtrl, wxTextCtrl);
3442                     if ( tc )
3443                         ::SendMessage(GetHwndOf(tc), EM_SETMARGINS, EC_LEFTMARGIN | EC_RIGHTMARGIN, MAKELONG(0, 0));
3444                 #endif
3445
3446                     // Store x relative to splitter (we'll need it).
3447                     m_ctrlXAdjust = m_wndEditor->GetPosition().x - splitterX;
3448
3449                     // Check if background clear is not necessary
3450                     wxPoint pos = m_wndEditor->GetPosition();
3451                     if ( pos.x > (splitterX+1) || pos.y > propY )
3452                     {
3453                         m_iFlags &= ~(wxPG_FL_PRIMARY_FILLS_ENTIRE);
3454                     }
3455
3456                     m_wndEditor->SetSizeHints(3, 3);
3457
3458                 #if wxPG_CREATE_CONTROLS_HIDDEN
3459                     m_wndEditor->Show(false);
3460                     m_wndEditor->Freeze();
3461
3462                     goodPos = m_wndEditor->GetPosition();
3463                     goodPos.y -= coord_adjust;
3464                     m_wndEditor->Move( goodPos );
3465                 #endif
3466
3467                     SetupChildEventHandling(primaryCtrl);
3468
3469                     // Focus and select all (wxTextCtrl, wxComboBox etc)
3470                     if ( flags & wxPG_SEL_FOCUS )
3471                     {
3472                         primaryCtrl->SetFocus();
3473
3474                         p->GetEditorClass()->OnFocus(p, primaryCtrl);
3475                     }
3476                 }
3477
3478                 if ( m_wndEditor2 )
3479                 {
3480                     wxASSERT_MSG( m_wndEditor2->GetParent() == GetPanel(),
3481                                   wxT("CreateControls must use result of wxPropertyGrid::GetPanel() as parent of controls.") );
3482
3483                     // Get proper id for wndSecondary
3484                     m_wndSecId = m_wndEditor2->GetId();
3485                     wxWindowList children = m_wndEditor2->GetChildren();
3486                     wxWindowList::iterator node = children.begin();
3487                     if ( node != children.end() )
3488                         m_wndSecId = ((wxWindow*)*node)->GetId();
3489
3490                     m_wndEditor2->SetSizeHints(3,3);
3491
3492                 #if wxPG_CREATE_CONTROLS_HIDDEN
3493                     wxRect sec_rect = m_wndEditor2->GetRect();
3494                     sec_rect.y -= coord_adjust;
3495
3496                     // Fine tuning required to fix "oversized"
3497                     // button disappearance bug.
3498                     if ( sec_rect.y < 0 )
3499                     {
3500                         sec_rect.height += sec_rect.y;
3501                         sec_rect.y = 0;
3502                     }
3503                     m_wndEditor2->SetSize( sec_rect );
3504                 #endif
3505                     m_wndEditor2->Show();
3506
3507                     SetupChildEventHandling(m_wndEditor2);
3508
3509                     // If no primary editor, focus to button to allow
3510                     // it to interprete ENTER etc.
3511                     // NOTE: Due to problems focusing away from it, this
3512                     //       has been disabled.
3513                     /*
3514                     if ( (flags & wxPG_SEL_FOCUS) && !m_wndEditor )
3515                         m_wndEditor2->SetFocus();
3516                     */
3517                 }
3518
3519                 if ( flags & wxPG_SEL_FOCUS )
3520                     m_editorFocused = 1;
3521
3522             }
3523             else
3524             {
3525                 // Make sure focus is in grid canvas (important for wxGTK, at least)
3526                 SetFocusOnCanvas();
3527             }
3528
3529             EditorsValueWasNotModified();
3530
3531             // If it's inside collapsed section, expand parent, scroll, etc.
3532             // Also, if it was partially visible, scroll it into view.
3533             if ( !(flags & wxPG_SEL_NONVISIBLE) )
3534                 EnsureVisible( p );
3535
3536             if ( m_wndEditor )
3537             {
3538             #if wxPG_CREATE_CONTROLS_HIDDEN
3539                 m_wndEditor->Thaw();
3540             #endif
3541                 m_wndEditor->Show(true);
3542             }
3543
3544             DrawItems(p, p);
3545         }
3546         else
3547         {
3548             // Make sure focus is in grid canvas
3549             SetFocusOnCanvas();
3550         }
3551
3552         ClearInternalFlag(wxPG_FL_IN_SELECT_PROPERTY);
3553     }
3554
3555 #if wxUSE_STATUSBAR
3556
3557     //
3558     // Show help text in status bar.
3559     //   (if found and grid not embedded in manager with help box and
3560     //    style wxPG_EX_HELP_AS_TOOLTIPS is not used).
3561     //
3562
3563     if ( !(GetExtraStyle() & wxPG_EX_HELP_AS_TOOLTIPS) )
3564     {
3565         wxStatusBar* statusbar = NULL;
3566         if ( !(m_iFlags & wxPG_FL_NOSTATUSBARHELP) )
3567         {
3568             wxFrame* frame = wxDynamicCast(::wxGetTopLevelParent(this),wxFrame);
3569             if ( frame )
3570                 statusbar = frame->GetStatusBar();
3571         }
3572
3573         if ( statusbar )
3574         {
3575             const wxString* pHelpString = (const wxString*) NULL;
3576
3577             if ( p )
3578             {
3579                 pHelpString = &p->GetHelpString();
3580                 if ( pHelpString->length() )
3581                 {
3582                     // Set help box text.
3583                     statusbar->SetStatusText( *pHelpString );
3584                     m_iFlags |= wxPG_FL_STRING_IN_STATUSBAR;
3585                 }
3586             }
3587
3588             if ( (!pHelpString || !pHelpString->length()) &&
3589                  (m_iFlags & wxPG_FL_STRING_IN_STATUSBAR) )
3590             {
3591                 // Clear help box - but only if it was written
3592                 // by us at previous time.
3593                 statusbar->SetStatusText( m_emptyString );
3594                 m_iFlags &= ~(wxPG_FL_STRING_IN_STATUSBAR);
3595             }
3596         }
3597     }
3598 #endif
3599
3600     m_inDoSelectProperty = 0;
3601
3602     // call wx event handler (here so that it also occurs on deselection)
3603     SendEvent( wxEVT_PG_SELECTED, m_selected, NULL, flags );
3604
3605     return true;
3606 }
3607
3608 // -----------------------------------------------------------------------
3609
3610 bool wxPropertyGrid::UnfocusEditor()
3611 {
3612     if ( !m_selected || !m_wndEditor || m_frozen )
3613         return true;
3614
3615     if ( !CommitChangesFromEditor(0) )
3616         return false;
3617
3618     SetFocusOnCanvas();
3619     DrawItem(m_selected);
3620
3621     return true;
3622 }
3623
3624 // -----------------------------------------------------------------------
3625
3626 void wxPropertyGrid::RefreshEditor()
3627 {
3628     wxPGProperty* p = m_selected;
3629     if ( !p )
3630         return;
3631
3632     wxWindow* wnd = GetEditorControl();
3633     if ( !wnd )
3634         return;
3635
3636     // Set editor font boldness - must do this before
3637     // calling UpdateControl().
3638     if ( HasFlag(wxPG_BOLD_MODIFIED) )
3639     {
3640         if ( p->HasFlag(wxPG_PROP_MODIFIED) )
3641             wnd->SetFont(GetCaptionFont());
3642         else
3643             wnd->SetFont(GetFont());
3644     }
3645
3646     const wxPGEditor* editorClass = p->GetEditorClass();
3647
3648     editorClass->UpdateControl(p, wnd);
3649
3650     if ( p->IsValueUnspecified() )
3651         editorClass ->SetValueToUnspecified(p, wnd);
3652 }
3653
3654 // -----------------------------------------------------------------------
3655
3656 // This method is not inline because it called dozens of times
3657 // (i.e. two-arg function calls create smaller code size).
3658 bool wxPropertyGrid::DoClearSelection()
3659 {
3660     return DoSelectProperty(NULL);
3661 }
3662
3663 // -----------------------------------------------------------------------
3664 // wxPropertyGrid expand/collapse state
3665 // -----------------------------------------------------------------------
3666
3667 bool wxPropertyGrid::DoCollapse( wxPGProperty* p, bool sendEvents )
3668 {
3669     wxPGProperty* pwc = wxStaticCast(p, wxPGProperty);
3670
3671     // If active editor was inside collapsed section, then disable it
3672     if ( m_selected && m_selected->IsSomeParent(p) )
3673     {
3674         ClearSelection(false);
3675     }
3676
3677     // Store dont-center-splitter flag 'cause we need to temporarily set it
3678     wxUint32 old_flag = m_iFlags & wxPG_FL_DONT_CENTER_SPLITTER;
3679     m_iFlags |= wxPG_FL_DONT_CENTER_SPLITTER;
3680
3681     bool res = m_pState->DoCollapse(pwc);
3682
3683     if ( res )
3684     {
3685         if ( sendEvents )
3686             SendEvent( wxEVT_PG_ITEM_COLLAPSED, p );
3687
3688         RecalculateVirtualSize();
3689
3690         // Redraw etc. only if collapsed was visible.
3691         if (pwc->IsVisible() &&
3692             !m_frozen &&
3693             ( !pwc->IsCategory() || !(m_windowStyle & wxPG_HIDE_CATEGORIES) ) )
3694         {
3695             // When item is collapsed so that scrollbar would move,
3696             // graphics mess is about (unless we redraw everything).
3697             Refresh();
3698         }
3699     }
3700
3701     // Clear dont-center-splitter flag if it wasn't set
3702     m_iFlags = (m_iFlags & ~wxPG_FL_DONT_CENTER_SPLITTER) | old_flag;
3703
3704     return res;
3705 }
3706
3707 // -----------------------------------------------------------------------
3708
3709 bool wxPropertyGrid::DoExpand( wxPGProperty* p, bool sendEvents )
3710 {
3711     wxCHECK_MSG( p, false, wxT("invalid property id") );
3712
3713     wxPGProperty* pwc = (wxPGProperty*)p;
3714
3715     // Store dont-center-splitter flag 'cause we need to temporarily set it
3716     wxUint32 old_flag = m_iFlags & wxPG_FL_DONT_CENTER_SPLITTER;
3717     m_iFlags |= wxPG_FL_DONT_CENTER_SPLITTER;
3718
3719     bool res = m_pState->DoExpand(pwc);
3720
3721     if ( res )
3722     {
3723         if ( sendEvents )
3724             SendEvent( wxEVT_PG_ITEM_EXPANDED, p );
3725
3726         RecalculateVirtualSize();
3727
3728         // Redraw etc. only if expanded was visible.
3729         if ( pwc->IsVisible() && !m_frozen &&
3730              ( !pwc->IsCategory() || !(m_windowStyle & wxPG_HIDE_CATEGORIES) )
3731            )
3732         {
3733             // Redraw
3734         #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
3735             Refresh();
3736         #else
3737             DrawItems(pwc, NULL);
3738         #endif
3739         }
3740     }
3741
3742     // Clear dont-center-splitter flag if it wasn't set
3743     m_iFlags = (m_iFlags & ~wxPG_FL_DONT_CENTER_SPLITTER) | old_flag;
3744
3745     return res;
3746 }
3747
3748 // -----------------------------------------------------------------------
3749
3750 bool wxPropertyGrid::DoHideProperty( wxPGProperty* p, bool hide, int flags )
3751 {
3752     if ( m_frozen )
3753         return m_pState->DoHideProperty(p, hide, flags);
3754
3755     if ( m_selected &&
3756          ( m_selected == p || m_selected->IsSomeParent(p) )
3757        )
3758         {
3759             ClearSelection(false);
3760         }
3761
3762     m_pState->DoHideProperty(p, hide, flags);
3763
3764     RecalculateVirtualSize();
3765     Refresh();
3766
3767     return true;
3768 }
3769
3770
3771 // -----------------------------------------------------------------------
3772 // wxPropertyGrid size related methods
3773 // -----------------------------------------------------------------------
3774
3775 void wxPropertyGrid::RecalculateVirtualSize( int forceXPos )
3776 {
3777     if ( (m_iFlags & wxPG_FL_RECALCULATING_VIRTUAL_SIZE) || m_frozen )
3778         return;
3779
3780     //
3781     // If virtual height was changed, then recalculate editor control position(s)
3782     if ( m_pState->m_vhCalcPending )
3783         CorrectEditorWidgetPosY();
3784
3785     m_pState->EnsureVirtualHeight();
3786
3787 #ifdef __WXDEBUG__
3788     int by1 = m_pState->GetVirtualHeight();
3789     int by2 = m_pState->GetActualVirtualHeight();
3790     if ( by1 != by2 )
3791     {
3792         wxString s = wxString::Format(wxT("VirtualHeight=%i, ActualVirtualHeight=%i, should match!"), by1, by2);
3793         wxFAIL_MSG(s.c_str());
3794         wxLogDebug(s);
3795     }
3796 #endif
3797
3798     m_iFlags |= wxPG_FL_RECALCULATING_VIRTUAL_SIZE;
3799
3800     int x = m_pState->m_width;
3801     int y = m_pState->m_virtualHeight;
3802
3803     int width, height;
3804     GetClientSize(&width,&height);
3805
3806     // Now adjust virtual size.
3807         SetVirtualSize(x, y);
3808
3809     int xAmount = 0;
3810     int xPos = 0;
3811
3812     //
3813     // Adjust scrollbars
3814     if ( HasVirtualWidth() )
3815     {
3816         xAmount = x/wxPG_PIXELS_PER_UNIT;
3817         xPos = GetScrollPos( wxHORIZONTAL );
3818     }
3819
3820     if ( forceXPos != -1 )
3821         xPos = forceXPos;
3822     // xPos too high?
3823     else if ( xPos > (xAmount-(width/wxPG_PIXELS_PER_UNIT)) )
3824         xPos = 0;
3825
3826     int yAmount = (y+wxPG_PIXELS_PER_UNIT+2)/wxPG_PIXELS_PER_UNIT;
3827     int yPos = GetScrollPos( wxVERTICAL );
3828
3829     SetScrollbars( wxPG_PIXELS_PER_UNIT, wxPG_PIXELS_PER_UNIT,
3830                    xAmount, yAmount, xPos, yPos, true );
3831
3832     // Must re-get size now
3833     GetClientSize(&width,&height);
3834
3835     if ( !HasVirtualWidth() )
3836     {
3837         m_pState->SetVirtualWidth(width);
3838         x = width;
3839     }
3840
3841     m_width = width;
3842     m_height = height;
3843
3844     m_canvas->SetSize( x, y );
3845
3846     m_pState->CheckColumnWidths();
3847
3848     if ( m_selected )
3849         CorrectEditorWidgetSizeX();
3850
3851     m_iFlags &= ~wxPG_FL_RECALCULATING_VIRTUAL_SIZE;
3852 }
3853
3854 // -----------------------------------------------------------------------
3855
3856 void wxPropertyGrid::OnResize( wxSizeEvent& event )
3857 {
3858     if ( !(m_iFlags & wxPG_FL_INITIALIZED) )
3859         return;
3860
3861     int width, height;
3862     GetClientSize(&width,&height);
3863
3864     m_width = width;
3865     m_height = height;
3866
3867 #if wxPG_DOUBLE_BUFFER
3868     if ( !(GetExtraStyle() & wxPG_EX_NATIVE_DOUBLE_BUFFERING) )
3869     {
3870         int dblh = (m_lineHeight*2);
3871         if ( !m_doubleBuffer )
3872         {
3873             // Create double buffer bitmap to draw on, if none
3874             int w = (width>250)?width:250;
3875             int h = height + dblh;
3876             h = (h>400)?h:400;
3877             m_doubleBuffer = new wxBitmap( w, h );
3878         }
3879         else
3880         {
3881             int w = m_doubleBuffer->GetWidth();
3882             int h = m_doubleBuffer->GetHeight();
3883
3884             // Double buffer must be large enough
3885             if ( w < width || h < (height+dblh) )
3886             {
3887                 if ( w < width ) w = width;
3888                 if ( h < (height+dblh) ) h = height + dblh;
3889                 delete m_doubleBuffer;
3890                 m_doubleBuffer = new wxBitmap( w, h );
3891             }
3892         }
3893     }
3894
3895 #endif
3896
3897     m_pState->OnClientWidthChange( width, event.GetSize().x - m_ncWidth, true );
3898     m_ncWidth = event.GetSize().x;
3899
3900     if ( !m_frozen )
3901     {
3902         if ( m_pState->m_itemsAdded )
3903             PrepareAfterItemsAdded();
3904         else
3905             // Without this, virtual size (atleast under wxGTK) will be skewed
3906             RecalculateVirtualSize();
3907
3908         Refresh();
3909     }
3910 }
3911
3912 // -----------------------------------------------------------------------
3913
3914 void wxPropertyGrid::SetVirtualWidth( int width )
3915 {
3916     if ( width == -1 )
3917     {
3918         // Disable virtual width
3919         width = GetClientSize().x;
3920         ClearInternalFlag(wxPG_FL_HAS_VIRTUAL_WIDTH);
3921     }
3922     else
3923     {
3924         // Enable virtual width
3925         SetInternalFlag(wxPG_FL_HAS_VIRTUAL_WIDTH);
3926     }
3927     m_pState->SetVirtualWidth( width );
3928 }
3929
3930 void wxPropertyGrid::SetFocusOnCanvas()
3931 {
3932     m_canvas->SetFocusIgnoringChildren();
3933     m_editorFocused = 0;
3934 }
3935
3936 // -----------------------------------------------------------------------
3937 // wxPropertyGrid mouse event handling
3938 // -----------------------------------------------------------------------
3939
3940 // selFlags uses same values DoSelectProperty's flags
3941 // Returns true if event was vetoed.
3942 bool wxPropertyGrid::SendEvent( int eventType, wxPGProperty* p, wxVariant* pValue, unsigned int WXUNUSED(selFlags) )
3943 {
3944     // Send property grid event of specific type and with specific property
3945     wxPropertyGridEvent evt( eventType, m_eventObject->GetId() );
3946     evt.SetPropertyGrid(this);
3947     evt.SetEventObject(m_eventObject);
3948     evt.SetProperty(p);
3949     if ( pValue )
3950     {
3951         evt.SetCanVeto(true);
3952         evt.SetupValidationInfo();
3953         m_validationInfo.m_pValue = pValue;
3954     }
3955     wxEvtHandler* evtHandler = m_eventObject->GetEventHandler();
3956
3957     evtHandler->ProcessEvent(evt);
3958
3959     return evt.WasVetoed();
3960 }
3961
3962 // -----------------------------------------------------------------------
3963
3964 // Return false if should be skipped
3965 bool wxPropertyGrid::HandleMouseClick( int x, unsigned int y, wxMouseEvent &event )
3966 {
3967     bool res = true;
3968
3969     // Need to set focus?
3970     if ( !(m_iFlags & wxPG_FL_FOCUSED) )
3971     {
3972         SetFocusOnCanvas();
3973     }
3974
3975     wxPropertyGridPageState* state = m_pState;
3976     int splitterHit;
3977     int splitterHitOffset;
3978     int columnHit = state->HitTestH( x, &splitterHit, &splitterHitOffset );
3979
3980     wxPGProperty* p = DoGetItemAtY(y);
3981
3982     if ( p )
3983     {
3984         int depth = (int)p->GetDepth() - 1;
3985
3986         int marginEnds = m_marginWidth + ( depth * m_subgroup_extramargin );
3987
3988         if ( x >= marginEnds )
3989         {
3990             // Outside margin.
3991
3992             if ( p->IsCategory() )
3993             {
3994                 // This is category.
3995                 wxPropertyCategory* pwc = (wxPropertyCategory*)p;
3996
3997                 int textX = m_marginWidth + ((unsigned int)((pwc->m_depth-1)*m_subgroup_extramargin));
3998
3999                 // Expand, collapse, activate etc. if click on text or left of splitter.
4000                 if ( x >= textX
4001                      &&
4002                      ( x < (textX+pwc->GetTextExtent(this, m_captionFont)+(wxPG_CAPRECTXMARGIN*2)) ||
4003                        columnHit == 0
4004                      )
4005                     )
4006                 {
4007                     if ( !DoSelectProperty( p ) )
4008                         return res;
4009
4010                     // On double-click, expand/collapse.
4011                     if ( event.ButtonDClick() && !(m_windowStyle & wxPG_HIDE_MARGIN) )
4012                     {
4013                         if ( pwc->IsExpanded() ) DoCollapse( p, true );
4014                         else DoExpand( p, true );
4015                     }
4016                 }
4017             }
4018             else if ( splitterHit == -1 )
4019             {
4020             // Click on value.
4021                 unsigned int selFlag = 0;
4022                 if ( columnHit == 1 )
4023                 {
4024                     m_iFlags |= wxPG_FL_ACTIVATION_BY_CLICK;
4025                     selFlag = wxPG_SEL_FOCUS;
4026                 }
4027                 if ( !DoSelectProperty( p, selFlag ) )
4028                     return res;
4029
4030                 m_iFlags &= ~(wxPG_FL_ACTIVATION_BY_CLICK);
4031
4032                 if ( p->GetChildCount() && !p->IsCategory() )
4033                     // On double-click, expand/collapse.
4034                     if ( event.ButtonDClick() && !(m_windowStyle & wxPG_HIDE_MARGIN) )
4035                     {
4036                         wxPGProperty* pwc = (wxPGProperty*)p;
4037                         if ( pwc->IsExpanded() ) DoCollapse( p, true );
4038                         else DoExpand( p, true );
4039                     }
4040
4041                 res = false;
4042             }
4043             else
4044             {
4045             // click on splitter
4046                 if ( !(m_windowStyle & wxPG_STATIC_SPLITTER) )
4047                 {
4048                     if ( event.GetEventType() == wxEVT_LEFT_DCLICK )
4049                     {
4050                         // Double-clicking the splitter causes auto-centering
4051                         CenterSplitter( true );
4052                     }
4053                     else if ( m_dragStatus == 0 )
4054                     {
4055                     //
4056                     // Begin draggin the splitter
4057                     //
4058                         if ( m_wndEditor )
4059                         {
4060                             // Changes must be committed here or the
4061                             // value won't be drawn correctly
4062                             if ( !CommitChangesFromEditor() )
4063                                 return res;
4064
4065                             m_wndEditor->Show ( false );
4066                         }
4067
4068                         if ( !(m_iFlags & wxPG_FL_MOUSE_CAPTURED) )
4069                         {
4070                             m_canvas->CaptureMouse();
4071                             m_iFlags |= wxPG_FL_MOUSE_CAPTURED;
4072                         }
4073
4074                         m_dragStatus = 1;
4075                         m_draggedSplitter = splitterHit;
4076                         m_dragOffset = splitterHitOffset;
4077
4078                         wxClientDC dc(m_canvas);
4079
4080                     #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
4081                         // Fixes button disappearance bug
4082                         if ( m_wndEditor2 )
4083                             m_wndEditor2->Show ( false );
4084                     #endif
4085
4086                         m_startingSplitterX = x - splitterHitOffset;
4087                     }
4088                 }
4089             }
4090         }
4091         else
4092         {
4093         // Click on margin.
4094             if ( p->GetChildCount() )
4095             {
4096                 int nx = x + m_marginWidth - marginEnds; // Normalize x.
4097
4098                 if ( (nx >= m_gutterWidth && nx < (m_gutterWidth+m_iconWidth)) )
4099                 {
4100                     int y2 = y % m_lineHeight;
4101                     if ( (y2 >= m_buttonSpacingY && y2 < (m_buttonSpacingY+m_iconHeight)) )
4102                     {
4103                         // On click on expander button, expand/collapse
4104                         if ( ((wxPGProperty*)p)->IsExpanded() )
4105                             DoCollapse( p, true );
4106                         else
4107                             DoExpand( p, true );
4108                     }
4109                 }
4110             }
4111         }
4112     }
4113     return res;
4114 }
4115
4116 // -----------------------------------------------------------------------
4117
4118 bool wxPropertyGrid::HandleMouseRightClick( int WXUNUSED(x), unsigned int WXUNUSED(y),
4119                                             wxMouseEvent& WXUNUSED(event) )
4120 {
4121     if ( m_propHover )
4122     {
4123         // Select property here as well
4124         wxPGProperty* p = m_propHover;
4125         if ( p != m_selected )
4126             DoSelectProperty( p );
4127
4128         // Send right click event.
4129         SendEvent( wxEVT_PG_RIGHT_CLICK, p );
4130
4131         return true;
4132     }
4133     return false;
4134 }
4135
4136 // -----------------------------------------------------------------------
4137
4138 bool wxPropertyGrid::HandleMouseDoubleClick( int WXUNUSED(x), unsigned int WXUNUSED(y),
4139                                              wxMouseEvent& WXUNUSED(event) )
4140 {
4141     if ( m_propHover )
4142     {
4143         // Select property here as well
4144         wxPGProperty* p = m_propHover;
4145
4146         if ( p != m_selected )
4147             DoSelectProperty( p );
4148
4149         // Send double-click event.
4150         SendEvent( wxEVT_PG_DOUBLE_CLICK, m_propHover );
4151
4152         return true;
4153     }
4154     return false;
4155 }
4156
4157 // -----------------------------------------------------------------------
4158
4159 #if wxPG_SUPPORT_TOOLTIPS
4160
4161 void wxPropertyGrid::SetToolTip( const wxString& tipString )
4162 {
4163     if ( tipString.length() )
4164     {
4165         m_canvas->SetToolTip(tipString);
4166     }
4167     else
4168     {
4169     #if wxPG_ALLOW_EMPTY_TOOLTIPS
4170         m_canvas->SetToolTip( m_emptyString );
4171     #else
4172         m_canvas->SetToolTip( NULL );
4173     #endif
4174     }
4175 }
4176
4177 #endif // #if wxPG_SUPPORT_TOOLTIPS
4178
4179 // -----------------------------------------------------------------------
4180
4181 // Return false if should be skipped
4182 bool wxPropertyGrid::HandleMouseMove( int x, unsigned int y, wxMouseEvent &event )
4183 {
4184     // Safety check (needed because mouse capturing may
4185     // otherwise freeze the control)
4186     if ( m_dragStatus > 0 && !event.Dragging() )
4187     {
4188         HandleMouseUp(x,y,event);
4189     }
4190
4191     wxPropertyGridPageState* state = m_pState;
4192     int splitterHit;
4193     int splitterHitOffset;
4194     int columnHit = state->HitTestH( x, &splitterHit, &splitterHitOffset );
4195     int splitterX = x - splitterHitOffset;
4196
4197     if ( m_dragStatus > 0 )
4198     {
4199         if ( x > (m_marginWidth + wxPG_DRAG_MARGIN) &&
4200              x < (m_pState->m_width - wxPG_DRAG_MARGIN) )
4201         {
4202
4203             int newSplitterX = x - m_dragOffset;
4204             int splitterX = x - splitterHitOffset;
4205
4206             // Splitter redraw required?
4207             if ( newSplitterX != splitterX )
4208             {
4209                 // Move everything
4210                 SetInternalFlag(wxPG_FL_DONT_CENTER_SPLITTER);
4211                 state->DoSetSplitterPosition( newSplitterX, m_draggedSplitter, false );
4212                 state->m_fSplitterX = (float) newSplitterX;
4213
4214                 if ( m_selected )
4215                     CorrectEditorWidgetSizeX();
4216
4217                 Update();
4218                 Refresh();
4219             }
4220
4221             m_dragStatus = 2;
4222         }
4223
4224         return false;
4225     }
4226     else
4227     {
4228
4229         int ih = m_lineHeight;
4230         int sy = y;
4231
4232     #if wxPG_SUPPORT_TOOLTIPS
4233         wxPGProperty* prevHover = m_propHover;
4234         unsigned char prevSide = m_mouseSide;
4235     #endif
4236         int curPropHoverY = y - (y % ih);
4237
4238         // On which item it hovers
4239         if ( !m_propHover
4240              ||
4241              ( sy < m_propHoverY || sy >= (m_propHoverY+ih) )
4242            )
4243         {
4244             // Mouse moves on another property
4245
4246             m_propHover = DoGetItemAtY(y);
4247             m_propHoverY = curPropHoverY;
4248
4249             // Send hover event
4250             SendEvent( wxEVT_PG_HIGHLIGHTED, m_propHover );
4251         }
4252
4253     #if wxPG_SUPPORT_TOOLTIPS
4254         // Store which side we are on
4255         m_mouseSide = 0;
4256         if ( columnHit == 1 )
4257             m_mouseSide = 2;
4258         else if ( columnHit == 0 )
4259             m_mouseSide = 1;
4260
4261         //
4262         // If tooltips are enabled, show label or value as a tip
4263         // in case it doesn't otherwise show in full length.
4264         //
4265         if ( m_windowStyle & wxPG_TOOLTIPS )
4266         {
4267             wxToolTip* tooltip = m_canvas->GetToolTip();
4268
4269             if ( m_propHover != prevHover || prevSide != m_mouseSide )
4270             {
4271                 if ( m_propHover && !m_propHover->IsCategory() )
4272                 {
4273
4274                     if ( GetExtraStyle() & wxPG_EX_HELP_AS_TOOLTIPS )
4275                     {
4276                         // Show help string as a tooltip
4277                         wxString tipString = m_propHover->GetHelpString();
4278
4279                         SetToolTip(tipString);
4280                     }
4281                     else
4282                     {
4283                         // Show cropped value string as a tooltip
4284                         wxString tipString;
4285                         int space = 0;
4286
4287                         if ( m_mouseSide == 1 )
4288                         {
4289                             tipString = m_propHover->m_label;
4290                             space = splitterX-m_marginWidth-3;
4291                         }
4292                         else if ( m_mouseSide == 2 )
4293                         {
4294                             tipString = m_propHover->GetDisplayedString();
4295
4296                             space = m_width - splitterX;
4297                             if ( m_propHover->m_flags & wxPG_PROP_CUSTOMIMAGE )
4298                                 space -= wxPG_CUSTOM_IMAGE_WIDTH + wxCC_CUSTOM_IMAGE_MARGIN1 + wxCC_CUSTOM_IMAGE_MARGIN2;
4299                         }
4300
4301                         if ( space )
4302                         {
4303                             int tw, th;
4304                             GetTextExtent( tipString, &tw, &th, 0, 0, &m_font );
4305                             if ( tw > space )
4306                             {
4307                                 SetToolTip( tipString );
4308                             }
4309                         }
4310                         else
4311                         {
4312                             if ( tooltip )
4313                             {
4314                             #if wxPG_ALLOW_EMPTY_TOOLTIPS
4315                                 m_canvas->SetToolTip( m_emptyString );
4316                             #else
4317                                 m_canvas->SetToolTip( NULL );
4318                             #endif
4319                             }
4320                         }
4321
4322                     }
4323                 }
4324                 else
4325                 {
4326                     if ( tooltip )
4327                     {
4328                     #if wxPG_ALLOW_EMPTY_TOOLTIPS
4329                         m_canvas->SetToolTip( m_emptyString );
4330                     #else
4331                         m_canvas->SetToolTip( NULL );
4332                     #endif
4333                     }
4334                 }
4335             }
4336         }
4337     #endif
4338
4339         if ( splitterHit == -1 ||
4340              !m_propHover ||
4341              HasFlag(wxPG_STATIC_SPLITTER) )
4342         {
4343             // hovering on something else
4344             if ( m_curcursor != wxCURSOR_ARROW )
4345                 CustomSetCursor( wxCURSOR_ARROW );
4346         }
4347         else
4348         {
4349             // Do not allow splitter cursor on caption items.
4350             // (also not if we were dragging and its started
4351             // outside the splitter region)
4352
4353             if ( !m_propHover->IsCategory() &&
4354                  !event.Dragging() )
4355             {
4356
4357                 // hovering on splitter
4358
4359                 // NB: Condition disabled since MouseLeave event (from the editor control) cannot be
4360                 //     reliably detected.
4361                 //if ( m_curcursor != wxCURSOR_SIZEWE )
4362                 CustomSetCursor( wxCURSOR_SIZEWE, true );
4363
4364                 return false;
4365             }
4366             else
4367             {
4368                 // hovering on something else
4369                 if ( m_curcursor != wxCURSOR_ARROW )
4370                     CustomSetCursor( wxCURSOR_ARROW );
4371             }
4372         }
4373     }
4374     return true;
4375 }
4376
4377 // -----------------------------------------------------------------------
4378
4379 // Also handles Leaving event
4380 bool wxPropertyGrid::HandleMouseUp( int x, unsigned int WXUNUSED(y),
4381                                     wxMouseEvent &WXUNUSED(event) )
4382 {
4383     wxPropertyGridPageState* state = m_pState;
4384     bool res = false;
4385
4386     int splitterHit;
4387     int splitterHitOffset;
4388     state->HitTestH( x, &splitterHit, &splitterHitOffset );
4389
4390     // No event type check - basicly calling this method should
4391     // just stop dragging.
4392     // Left up after dragged?
4393     if ( m_dragStatus >= 1 )
4394     {
4395     //
4396     // End Splitter Dragging
4397     //
4398         // DO NOT ENABLE FOLLOWING LINE!
4399         // (it is only here as a reminder to not to do it)
4400         //splitterX = x;
4401
4402         // Disable splitter auto-centering
4403         m_iFlags |= wxPG_FL_DONT_CENTER_SPLITTER;
4404
4405         // This is necessary to return cursor
4406         if ( m_iFlags & wxPG_FL_MOUSE_CAPTURED )
4407         {
4408             m_canvas->ReleaseMouse();
4409             m_iFlags &= ~(wxPG_FL_MOUSE_CAPTURED);
4410         }
4411
4412         // Set back the default cursor, if necessary
4413         if ( splitterHit == -1 ||
4414              !m_propHover )
4415         {
4416             CustomSetCursor( wxCURSOR_ARROW );
4417         }
4418
4419         m_dragStatus = 0;
4420
4421         // Control background needs to be cleared
4422         if ( !(m_iFlags & wxPG_FL_PRIMARY_FILLS_ENTIRE) && m_selected )
4423             DrawItem( m_selected );
4424
4425         if ( m_wndEditor )
4426         {
4427             m_wndEditor->Show ( true );
4428         }
4429
4430     #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
4431         // Fixes button disappearance bug
4432         if ( m_wndEditor2 )
4433             m_wndEditor2->Show ( true );
4434     #endif
4435
4436         // This clears the focus.
4437         m_editorFocused = 0;
4438
4439     }
4440     return res;
4441 }
4442
4443 // -----------------------------------------------------------------------
4444
4445 bool wxPropertyGrid::OnMouseCommon( wxMouseEvent& event, int* px, int* py )
4446 {
4447     int splitterX = GetSplitterPosition();
4448
4449     //int ux, uy;
4450     //CalcUnscrolledPosition( event.m_x, event.m_y, &ux, &uy );
4451     int ux = event.m_x;
4452     int uy = event.m_y;
4453
4454     wxWindow* wnd = GetEditorControl();
4455
4456     // Hide popup on clicks
4457     if ( event.GetEventType() != wxEVT_MOTION )
4458         if ( wnd && wnd->IsKindOf(CLASSINFO(wxOwnerDrawnComboBox)) )
4459         {
4460             ((wxOwnerDrawnComboBox*)wnd)->HidePopup();
4461         }
4462
4463     wxRect r;
4464     if ( wnd )
4465         r = wnd->GetRect();
4466     if ( wnd == NULL || m_dragStatus ||
4467          (
4468            ux <= (splitterX + wxPG_SPLITTERX_DETECTMARGIN2) ||
4469            ux >= (r.x+r.width) ||
4470            event.m_y < r.y ||
4471            event.m_y >= (r.y+r.height)
4472          )
4473        )
4474     {
4475         *px = ux;
4476         *py = uy;
4477         return true;
4478     }
4479     else
4480     {
4481         if ( m_curcursor != wxCURSOR_ARROW ) CustomSetCursor ( wxCURSOR_ARROW );
4482     }
4483     return false;
4484 }
4485
4486 // -----------------------------------------------------------------------
4487
4488 void wxPropertyGrid::OnMouseClick( wxMouseEvent &event )
4489 {
4490     int x, y;
4491     if ( OnMouseCommon( event, &x, &y ) )
4492     {
4493         HandleMouseClick(x,y,event);
4494     }
4495     event.Skip();
4496 }
4497
4498 // -----------------------------------------------------------------------
4499
4500 void wxPropertyGrid::OnMouseRightClick( wxMouseEvent &event )
4501 {
4502     int x, y;
4503     CalcUnscrolledPosition( event.m_x, event.m_y, &x, &y );
4504     HandleMouseRightClick(x,y,event);
4505     event.Skip();
4506 }
4507
4508 // -----------------------------------------------------------------------
4509
4510 void wxPropertyGrid::OnMouseDoubleClick( wxMouseEvent &event )
4511 {
4512     // Always run standard mouse-down handler as well
4513     OnMouseClick(event);
4514
4515     int x, y;
4516     CalcUnscrolledPosition( event.m_x, event.m_y, &x, &y );
4517     HandleMouseDoubleClick(x,y,event);
4518     event.Skip();
4519 }
4520
4521 // -----------------------------------------------------------------------
4522
4523 void wxPropertyGrid::OnMouseMove( wxMouseEvent &event )
4524 {
4525     int x, y;
4526     if ( OnMouseCommon( event, &x, &y ) )
4527     {
4528         HandleMouseMove(x,y,event);
4529     }
4530     event.Skip();
4531 }
4532
4533 // -----------------------------------------------------------------------
4534
4535 void wxPropertyGrid::OnMouseMoveBottom( wxMouseEvent& WXUNUSED(event) )
4536 {
4537     // Called when mouse moves in the empty space below the properties.
4538     CustomSetCursor( wxCURSOR_ARROW );
4539 }
4540
4541 // -----------------------------------------------------------------------
4542
4543 void wxPropertyGrid::OnMouseUp( wxMouseEvent &event )
4544 {
4545     int x, y;
4546     if ( OnMouseCommon( event, &x, &y ) )
4547     {
4548         HandleMouseUp(x,y,event);
4549     }
4550     event.Skip();
4551 }
4552
4553 // -----------------------------------------------------------------------
4554
4555 void wxPropertyGrid::OnMouseEntry( wxMouseEvent &event )
4556 {
4557     // This may get called from child control as well, so event's
4558     // mouse position cannot be relied on.
4559
4560     if ( event.Entering() )
4561     {
4562         if ( !(m_iFlags & wxPG_FL_MOUSE_INSIDE) )
4563         {
4564             // TODO: Fix this (detect parent and only do
4565             //   cursor trick if it is a manager).
4566             wxASSERT( GetParent() );
4567             GetParent()->SetCursor(wxNullCursor);
4568
4569             m_iFlags |= wxPG_FL_MOUSE_INSIDE;
4570         }
4571         else
4572             GetParent()->SetCursor(wxNullCursor);
4573     }
4574     else if ( event.Leaving() )
4575     {
4576         // Without this, wxSpinCtrl editor will sometimes have wrong cursor
4577         m_canvas->SetCursor( wxNullCursor );
4578
4579         // Get real cursor position
4580         wxPoint pt = ScreenToClient(::wxGetMousePosition());
4581
4582         if ( ( pt.x <= 0 || pt.y <= 0 || pt.x >= m_width || pt.y >= m_height ) )
4583         {
4584             {
4585                 if ( (m_iFlags & wxPG_FL_MOUSE_INSIDE) )
4586                 {
4587                     m_iFlags &= ~(wxPG_FL_MOUSE_INSIDE);
4588                 }
4589
4590                 if ( m_dragStatus )
4591                     wxPropertyGrid::HandleMouseUp ( -1, 10000, event );
4592             }
4593         }
4594     }
4595
4596     event.Skip();
4597 }
4598
4599 // -----------------------------------------------------------------------
4600
4601 // Common code used by various OnMouseXXXChild methods.
4602 bool wxPropertyGrid::OnMouseChildCommon( wxMouseEvent &event, int* px, int *py )
4603 {
4604     wxWindow* topCtrlWnd = (wxWindow*)event.GetEventObject();
4605     wxASSERT( topCtrlWnd );
4606     int x, y;
4607     event.GetPosition(&x,&y);
4608
4609     int splitterX = GetSplitterPosition();
4610
4611     wxRect r = topCtrlWnd->GetRect();
4612     if ( !m_dragStatus &&
4613          x > (splitterX-r.x+wxPG_SPLITTERX_DETECTMARGIN2) &&
4614          y >= 0 && y < r.height \
4615        )
4616     {
4617         if ( m_curcursor != wxCURSOR_ARROW ) CustomSetCursor ( wxCURSOR_ARROW );
4618         event.Skip();
4619     }
4620     else
4621     {
4622         CalcUnscrolledPosition( event.m_x + r.x, event.m_y + r.y, \
4623             px, py );
4624         return true;
4625     }
4626     return false;
4627 }
4628
4629 void wxPropertyGrid::OnMouseClickChild( wxMouseEvent &event )
4630 {
4631     int x,y;
4632     if ( OnMouseChildCommon(event,&x,&y) )
4633     {
4634         bool res = HandleMouseClick(x,y,event);
4635         if ( !res ) event.Skip();
4636     }
4637 }
4638
4639 void wxPropertyGrid::OnMouseRightClickChild( wxMouseEvent &event )
4640 {
4641     int x,y;
4642     wxASSERT( m_wndEditor );
4643     // These coords may not be exact (about +-2),
4644     // but that should not matter (right click is about item, not position).
4645     wxPoint pt = m_wndEditor->GetPosition();
4646     CalcUnscrolledPosition( event.m_x + pt.x, event.m_y + pt.y, &x, &y );
4647     wxASSERT( m_selected );
4648     m_propHover = m_selected;
4649     bool res = HandleMouseRightClick(x,y,event);
4650     if ( !res ) event.Skip();
4651 }
4652
4653 void wxPropertyGrid::OnMouseMoveChild( wxMouseEvent &event )
4654 {
4655     int x,y;
4656     if ( OnMouseChildCommon(event,&x,&y) )
4657     {
4658         bool res = HandleMouseMove(x,y,event);
4659         if ( !res ) event.Skip();
4660     }
4661 }
4662
4663 void wxPropertyGrid::OnMouseUpChild( wxMouseEvent &event )
4664 {
4665     int x,y;
4666     if ( OnMouseChildCommon(event,&x,&y) )
4667     {
4668         bool res = HandleMouseUp(x,y,event);
4669         if ( !res ) event.Skip();
4670     }
4671 }
4672
4673 // -----------------------------------------------------------------------
4674 // wxPropertyGrid keyboard event handling
4675 // -----------------------------------------------------------------------
4676
4677 int wxPropertyGrid::KeyEventToActions(wxKeyEvent &event, int* pSecond) const
4678 {
4679     // Translates wxKeyEvent to wxPG_ACTION_XXX
4680
4681     int keycode = event.GetKeyCode();
4682     int modifiers = event.GetModifiers();
4683
4684     wxASSERT( !(modifiers&~(0xFFFF)) );
4685
4686     int hashMapKey = (keycode & 0xFFFF) | ((modifiers & 0xFFFF) << 16);
4687
4688     wxPGHashMapI2I::const_iterator it = m_actionTriggers.find(hashMapKey);
4689
4690     if ( it == m_actionTriggers.end() )
4691         return 0;
4692
4693     if ( pSecond )
4694     {
4695         int second = (it->second>>16) & 0xFFFF;
4696         *pSecond = second;
4697     }
4698
4699     return (it->second & 0xFFFF);
4700 }
4701
4702 void wxPropertyGrid::AddActionTrigger( int action, int keycode, int modifiers )
4703 {
4704     wxASSERT( !(modifiers&~(0xFFFF)) );
4705
4706     int hashMapKey = (keycode & 0xFFFF) | ((modifiers & 0xFFFF) << 16);
4707
4708     wxPGHashMapI2I::iterator it = m_actionTriggers.find(hashMapKey);
4709
4710     if ( it != m_actionTriggers.end() )
4711     {
4712         // This key combination is already used
4713
4714         // Can add secondary?
4715         wxASSERT_MSG( !(it->second&~(0xFFFF)),
4716                       wxT("You can only add up to two separate actions per key combination.") );
4717
4718         action = it->second | (action<<16);
4719     }
4720
4721     m_actionTriggers[hashMapKey] = action;
4722 }
4723
4724 void wxPropertyGrid::ClearActionTriggers( int action )
4725 {
4726     wxPGHashMapI2I::iterator it;
4727
4728     for ( it = m_actionTriggers.begin(); it != m_actionTriggers.end(); ++it )
4729     {
4730         if ( it->second == action )
4731         {
4732             m_actionTriggers.erase(it);
4733         }
4734     }
4735 }
4736
4737 void wxPropertyGrid::HandleKeyEvent( wxKeyEvent &event, bool fromChild )
4738 {
4739     //
4740     // Handles key event when editor control is not focused.
4741     //
4742
4743     wxCHECK2(!m_frozen, return);
4744
4745     // Travelsal between items, collapsing/expanding, etc.
4746     int keycode = event.GetKeyCode();
4747     bool editorFocused = IsEditorFocused();
4748
4749     if ( keycode == WXK_TAB )
4750     {
4751         wxWindow* mainControl;
4752
4753         if ( HasInternalFlag(wxPG_FL_IN_MANAGER) )
4754             mainControl = GetParent();
4755         else
4756             mainControl = this;
4757
4758         if ( !event.ShiftDown() )
4759         {
4760             if ( !editorFocused && m_wndEditor )
4761             {
4762                 DoSelectProperty( m_selected, wxPG_SEL_FOCUS );
4763             }
4764             else
4765             {
4766                 // Tab traversal workaround for platforms on which
4767                 // wxWindow::Navigate() may navigate into first child
4768                 // instead of next sibling. Does not work perfectly
4769                 // in every scenario (for instance, when property grid
4770                 // is either first or last control).
4771             #if defined(__WXGTK__)
4772                 wxWindow* sibling = mainControl->GetNextSibling();
4773                 if ( sibling )
4774                     sibling->SetFocusFromKbd();
4775             #else
4776                 Navigate(wxNavigationKeyEvent::IsForward);
4777             #endif
4778             }
4779         }
4780         else
4781         {
4782             if ( editorFocused )
4783             {
4784                 UnfocusEditor();
4785             }
4786             else
4787             {
4788             #if defined(__WXGTK__)
4789                 wxWindow* sibling = mainControl->GetPrevSibling();
4790                 if ( sibling )
4791                     sibling->SetFocusFromKbd();
4792             #else
4793                 Navigate(wxNavigationKeyEvent::IsBackward);
4794             #endif
4795             }
4796         }
4797
4798         return;
4799     }
4800
4801     // Ignore Alt and Control when they are down alone
4802     if ( keycode == WXK_ALT ||
4803          keycode == WXK_CONTROL )
4804     {
4805         event.Skip();
4806         return;
4807     }
4808
4809     int secondAction;
4810     int action = KeyEventToActions(event, &secondAction);
4811
4812     if ( editorFocused && action == wxPG_ACTION_CANCEL_EDIT )
4813     {
4814         //
4815         // Esc cancels any changes
4816         if ( IsEditorsValueModified() )
4817         {
4818             EditorsValueWasNotModified();
4819
4820             // Update the control as well
4821             m_selected->GetEditorClass()->SetControlStringValue( m_selected,
4822                                                                  GetEditorControl(),
4823                                                                  m_selected->GetDisplayedString() );
4824         }
4825
4826         OnValidationFailureReset(m_selected);
4827
4828         UnfocusEditor();
4829         return;
4830     }
4831
4832     // Except for TAB and ESC, handle child control events in child control
4833     if ( fromChild )
4834     {
4835         // Only propagate event if it had modifiers
4836         if ( !event.HasModifiers() )
4837         {
4838             event.StopPropagation();
4839         }
4840         event.Skip();
4841         return;
4842     }
4843
4844     bool wasHandled = false;
4845
4846     if ( m_selected )
4847     {
4848         // Show dialog?
4849         if ( ButtonTriggerKeyTest(action, event) )
4850             return;
4851
4852         wxPGProperty* p = m_selected;
4853
4854         // Travel and expand/collapse
4855         int selectDir = -2;
4856
4857         if ( p->GetChildCount() &&
4858              !(p->m_flags & wxPG_PROP_DISABLED)
4859            )
4860         {
4861             if ( action == wxPG_ACTION_COLLAPSE_PROPERTY || secondAction == wxPG_ACTION_COLLAPSE_PROPERTY )
4862             {
4863                 if ( (m_windowStyle & wxPG_HIDE_MARGIN) || Collapse(p) )
4864                     wasHandled = true;
4865             }
4866             else if ( action == wxPG_ACTION_EXPAND_PROPERTY || secondAction == wxPG_ACTION_EXPAND_PROPERTY )
4867             {
4868                 if ( (m_windowStyle & wxPG_HIDE_MARGIN) || Expand(p) )
4869                     wasHandled = true;
4870             }
4871         }
4872
4873         if ( !wasHandled )
4874         {
4875             if ( action == wxPG_ACTION_PREV_PROPERTY || secondAction == wxPG_ACTION_PREV_PROPERTY )
4876             {
4877                 selectDir = -1;
4878             }
4879             else if ( action == wxPG_ACTION_NEXT_PROPERTY || secondAction == wxPG_ACTION_NEXT_PROPERTY )
4880             {
4881                 selectDir = 1;
4882             }
4883         }
4884
4885         if ( selectDir >= -1 )
4886         {
4887             p = wxPropertyGridIterator::OneStep( m_pState, wxPG_ITERATE_VISIBLE, p, selectDir );
4888             if ( p )
4889                 DoSelectProperty(p);
4890             wasHandled = true;
4891         }
4892     }
4893     else
4894     {
4895         // If nothing was selected, select the first item now
4896         // (or navigate out of tab).
4897         if ( action != wxPG_ACTION_CANCEL_EDIT && secondAction != wxPG_ACTION_CANCEL_EDIT )
4898         {
4899             wxPGProperty* p = wxPropertyGridInterface::GetFirst();
4900             if ( p ) DoSelectProperty(p);
4901             wasHandled = true;
4902         }
4903     }
4904
4905     if ( !wasHandled )
4906         event.Skip();
4907 }
4908
4909 // -----------------------------------------------------------------------
4910
4911 void wxPropertyGrid::OnKey( wxKeyEvent &event )
4912 {
4913     // If there was editor open and focused, then this event should not
4914     // really be processed here.
4915     if ( IsEditorFocused() )
4916     {
4917         // However, if event had modifiers, it is probably still best
4918         // to skip it.
4919         if ( event.HasModifiers() )
4920             event.Skip();
4921         else
4922             event.StopPropagation();
4923         return;
4924     }
4925
4926     HandleKeyEvent(event, false);
4927 }
4928
4929 // -----------------------------------------------------------------------
4930
4931 bool wxPropertyGrid::ButtonTriggerKeyTest( int action, wxKeyEvent& event )
4932 {
4933     if ( action == -1 )
4934     {
4935         int secondAction;
4936         action = KeyEventToActions(event, &secondAction);
4937     }
4938
4939     // Does the keycode trigger button?
4940     if ( action == wxPG_ACTION_PRESS_BUTTON &&
4941          m_wndEditor2 )
4942     {
4943         wxCommandEvent evt(wxEVT_COMMAND_BUTTON_CLICKED, m_wndEditor2->GetId());
4944         GetEventHandler()->AddPendingEvent(evt);
4945         return true;
4946     }
4947
4948     return false;
4949 }
4950
4951 // -----------------------------------------------------------------------
4952
4953 void wxPropertyGrid::OnChildKeyDown( wxKeyEvent &event )
4954 {
4955     HandleKeyEvent(event, true);
4956 }
4957
4958 // -----------------------------------------------------------------------
4959 // wxPropertyGrid miscellaneous event handling
4960 // -----------------------------------------------------------------------
4961
4962 void wxPropertyGrid::OnIdle( wxIdleEvent& WXUNUSED(event) )
4963 {
4964     //
4965     // Check if the focus is in this control or one of its children
4966     wxWindow* newFocused = wxWindow::FindFocus();
4967
4968     if ( newFocused != m_curFocused )
4969         HandleFocusChange( newFocused );
4970 }
4971
4972 bool wxPropertyGrid::IsEditorFocused() const
4973 {
4974     wxWindow* focus = wxWindow::FindFocus();
4975
4976     if ( focus == m_wndEditor || focus == m_wndEditor2 ||
4977          focus == GetEditorControl() )
4978          return true;
4979
4980     return false;
4981 }
4982
4983 // Called by focus event handlers. newFocused is the window that becomes focused.
4984 void wxPropertyGrid::HandleFocusChange( wxWindow* newFocused )
4985 {
4986     unsigned int oldFlags = m_iFlags;
4987
4988     m_iFlags &= ~(wxPG_FL_FOCUSED);
4989
4990     wxWindow* parent = newFocused;
4991
4992     // This must be one of nextFocus' parents.
4993     while ( parent )
4994     {
4995         // Use m_eventObject, which is either wxPropertyGrid or
4996         // wxPropertyGridManager, as appropriate.
4997         if ( parent == m_eventObject )
4998         {
4999             m_iFlags |= wxPG_FL_FOCUSED;
5000             break;
5001         }
5002         parent = parent->GetParent();
5003     }
5004
5005     m_curFocused = newFocused;
5006
5007     if ( (m_iFlags & wxPG_FL_FOCUSED) !=
5008          (oldFlags & wxPG_FL_FOCUSED) )
5009     {
5010         if ( !(m_iFlags & wxPG_FL_FOCUSED) )
5011         {
5012             // Need to store changed value
5013             CommitChangesFromEditor();
5014         }
5015         else
5016         {
5017             /*
5018             //
5019             // Preliminary code for tab-order respecting
5020             // tab-traversal (but should be moved to
5021             // OnNav handler)
5022             //
5023             wxWindow* prevFocus = event.GetWindow();
5024             wxWindow* useThis = this;
5025             if ( m_iFlags & wxPG_FL_IN_MANAGER )
5026                 useThis = GetParent();
5027
5028             if ( prevFocus &&
5029                  prevFocus->GetParent() == useThis->GetParent() )
5030             {
5031                 wxList& children = useThis->GetParent()->GetChildren();
5032
5033                 wxNode* node = children.Find(prevFocus);
5034
5035                 if ( node->GetNext() &&
5036                      useThis == node->GetNext()->GetData() )
5037                     DoSelectProperty(GetFirst());
5038                 else if ( node->GetPrevious () &&
5039                           useThis == node->GetPrevious()->GetData() )
5040                     DoSelectProperty(GetLastProperty());
5041
5042             }
5043             */
5044         }
5045
5046         // Redraw selected
5047         if ( m_selected && (m_iFlags & wxPG_FL_INITIALIZED) )
5048             DrawItem( m_selected );
5049     }
5050 }
5051
5052 void wxPropertyGrid::OnFocusEvent( wxFocusEvent& event )
5053 {
5054     if ( event.GetEventType() == wxEVT_SET_FOCUS )
5055         HandleFocusChange((wxWindow*)event.GetEventObject());
5056     // Line changed to "else" when applying wxPropertyGrid patch #1675902
5057     //else if ( event.GetWindow() )
5058     else
5059         HandleFocusChange(event.GetWindow());
5060
5061     event.Skip();
5062 }
5063
5064 // -----------------------------------------------------------------------
5065
5066 void wxPropertyGrid::OnChildFocusEvent( wxChildFocusEvent& event )
5067 {
5068     HandleFocusChange((wxWindow*)event.GetEventObject());
5069
5070     //
5071     // event.Skip() being commented out is aworkaround for bug reported
5072     // in ticket #4840 (wxScrolledWindow problem with automatic scrolling).
5073     //event.Skip();
5074 }
5075
5076 // -----------------------------------------------------------------------
5077
5078 void wxPropertyGrid::OnScrollEvent( wxScrollWinEvent &event )
5079 {
5080     m_iFlags |= wxPG_FL_SCROLLED;
5081
5082     event.Skip();
5083 }
5084
5085 // -----------------------------------------------------------------------
5086
5087 void wxPropertyGrid::OnCaptureChange( wxMouseCaptureChangedEvent& WXUNUSED(event) )
5088 {
5089     if ( m_iFlags & wxPG_FL_MOUSE_CAPTURED )
5090     {
5091         m_iFlags &= ~(wxPG_FL_MOUSE_CAPTURED);
5092     }
5093 }
5094
5095 // -----------------------------------------------------------------------
5096 // Property editor related functions
5097 // -----------------------------------------------------------------------
5098
5099 // noDefCheck = true prevents infinite recursion.
5100 wxPGEditor* wxPropertyGrid::RegisterEditorClass( wxPGEditor* editorClass,
5101                                                  bool noDefCheck )
5102 {
5103     wxASSERT( editorClass );
5104
5105     if ( !noDefCheck && wxPGGlobalVars->m_mapEditorClasses.empty() )
5106         RegisterDefaultEditors();
5107
5108     wxString name = editorClass->GetName();
5109
5110     // Existing editor under this name?
5111     wxPGHashMapS2P::iterator vt_it = wxPGGlobalVars->m_mapEditorClasses.find(name);
5112
5113     if ( vt_it != wxPGGlobalVars->m_mapEditorClasses.end() )
5114     {
5115         // If this name was already used, try class name.
5116         name = editorClass->GetClassInfo()->GetClassName();
5117         vt_it = wxPGGlobalVars->m_mapEditorClasses.find(name);
5118     }
5119
5120     wxCHECK_MSG( vt_it == wxPGGlobalVars->m_mapEditorClasses.end(),
5121                  (wxPGEditor*) vt_it->second,
5122                  "Editor with given name was already registered" );
5123
5124     wxPGGlobalVars->m_mapEditorClasses[name] = (void*)editorClass;
5125
5126     return editorClass;
5127 }
5128
5129 // Use this in RegisterDefaultEditors.
5130 #define wxPGRegisterDefaultEditorClass(EDITOR) \
5131     if ( wxPGEditor_##EDITOR == NULL ) \
5132     { \
5133         wxPGEditor_##EDITOR = wxPropertyGrid::RegisterEditorClass( \
5134             new wxPG##EDITOR##Editor, true ); \
5135     }
5136
5137 // Registers all default editor classes
5138 void wxPropertyGrid::RegisterDefaultEditors()
5139 {
5140     wxPGRegisterDefaultEditorClass( TextCtrl );
5141     wxPGRegisterDefaultEditorClass( Choice );
5142     wxPGRegisterDefaultEditorClass( ComboBox );
5143     wxPGRegisterDefaultEditorClass( TextCtrlAndButton );
5144 #if wxPG_INCLUDE_CHECKBOX
5145     wxPGRegisterDefaultEditorClass( CheckBox );
5146 #endif
5147     wxPGRegisterDefaultEditorClass( ChoiceAndButton );
5148
5149     // Register SpinCtrl etc. editors before use
5150     RegisterAdditionalEditors();
5151 }
5152
5153 // -----------------------------------------------------------------------
5154 // wxPGStringTokenizer
5155 //   Needed to handle C-style string lists (e.g. "str1" "str2")
5156 // -----------------------------------------------------------------------
5157
5158 wxPGStringTokenizer::wxPGStringTokenizer( const wxString& str, wxChar delimeter )
5159     : m_str(&str), m_curPos(str.begin()), m_delimeter(delimeter)
5160 {
5161 }
5162
5163 wxPGStringTokenizer::~wxPGStringTokenizer()
5164 {
5165 }
5166
5167 bool wxPGStringTokenizer::HasMoreTokens()
5168 {
5169     const wxString& str = *m_str;
5170
5171     wxString::const_iterator i = m_curPos;
5172
5173     wxUniChar delim = m_delimeter;
5174     wxUniChar a;
5175     wxUniChar prev_a = wxT('\0');
5176
5177     bool inToken = false;
5178
5179     while ( i != str.end() )
5180     {
5181         a = *i;
5182
5183         if ( !inToken )
5184         {
5185             if ( a == delim )
5186             {
5187                 inToken = true;
5188                 m_readyToken.clear();
5189             }
5190         }
5191         else
5192         {
5193             if ( prev_a != wxT('\\') )
5194             {
5195                 if ( a != delim )
5196                 {
5197                     if ( a != wxT('\\') )
5198                         m_readyToken << a;
5199                 }
5200                 else
5201                 {
5202                     ++i;
5203                     m_curPos = i;
5204                     return true;
5205                 }
5206                 prev_a = a;
5207             }
5208             else
5209             {
5210                 m_readyToken << a;
5211                 prev_a = wxT('\0');
5212             }
5213         }
5214         ++i;
5215     }
5216
5217     m_curPos = str.end();
5218
5219     if ( inToken )
5220         return true;
5221
5222     return false;
5223 }
5224
5225 wxString wxPGStringTokenizer::GetNextToken()
5226 {
5227     return m_readyToken;
5228 }
5229
5230 // -----------------------------------------------------------------------
5231 // wxPGChoiceEntry
5232 // -----------------------------------------------------------------------
5233
5234 wxPGChoiceEntry::wxPGChoiceEntry()
5235     : wxPGCell(), m_value(wxPG_INVALID_VALUE)
5236 {
5237 }
5238
5239 // -----------------------------------------------------------------------
5240 // wxPGChoicesData
5241 // -----------------------------------------------------------------------
5242
5243 wxPGChoicesData::wxPGChoicesData()
5244 {
5245     m_refCount = 1;
5246 }
5247
5248 wxPGChoicesData::~wxPGChoicesData()
5249 {
5250     Clear();
5251 }
5252
5253 void wxPGChoicesData::Clear()
5254 {
5255     m_items.clear();
5256 }
5257
5258 void wxPGChoicesData::CopyDataFrom( wxPGChoicesData* data )
5259 {
5260     wxASSERT( m_items.size() == 0 );
5261
5262     m_items = data->m_items;
5263 }
5264
5265 wxPGChoiceEntry& wxPGChoicesData::Insert( int index,
5266                                           const wxPGChoiceEntry& item )
5267 {
5268     wxVector<wxPGChoiceEntry>::iterator it;
5269     if ( index == -1 )
5270     {
5271         it = m_items.end();
5272         index = (int) m_items.size();
5273     }
5274     else
5275     {
5276         it = m_items.begin() + index;
5277     }
5278
5279     m_items.insert(it, item);
5280
5281     wxPGChoiceEntry& ownEntry = m_items[index];
5282
5283     // Need to fix value?
5284     if ( ownEntry.GetValue() == wxPG_INVALID_VALUE )
5285         ownEntry.SetValue(index);
5286
5287     return ownEntry;
5288 }
5289
5290 // -----------------------------------------------------------------------
5291 // wxPropertyGridEvent
5292 // -----------------------------------------------------------------------
5293
5294 IMPLEMENT_DYNAMIC_CLASS(wxPropertyGridEvent, wxCommandEvent)
5295
5296
5297 wxDEFINE_EVENT( wxEVT_PG_SELECTED, wxPropertyGridEvent )
5298 wxDEFINE_EVENT( wxEVT_PG_CHANGING, wxPropertyGridEvent )
5299 wxDEFINE_EVENT( wxEVT_PG_CHANGED, wxPropertyGridEvent )
5300 wxDEFINE_EVENT( wxEVT_PG_HIGHLIGHTED, wxPropertyGridEvent )
5301 wxDEFINE_EVENT( wxEVT_PG_RIGHT_CLICK, wxPropertyGridEvent )
5302 wxDEFINE_EVENT( wxEVT_PG_PAGE_CHANGED, wxPropertyGridEvent )
5303 wxDEFINE_EVENT( wxEVT_PG_ITEM_EXPANDED, wxPropertyGridEvent )
5304 wxDEFINE_EVENT( wxEVT_PG_ITEM_COLLAPSED, wxPropertyGridEvent )
5305 wxDEFINE_EVENT( wxEVT_PG_DOUBLE_CLICK, wxPropertyGridEvent )
5306
5307
5308 // -----------------------------------------------------------------------
5309
5310 void wxPropertyGridEvent::Init()
5311 {
5312     m_validationInfo = NULL;
5313     m_canVeto = false;
5314     m_wasVetoed = false;
5315 }
5316
5317 // -----------------------------------------------------------------------
5318
5319 wxPropertyGridEvent::wxPropertyGridEvent(wxEventType commandType, int id)
5320     : wxCommandEvent(commandType,id)
5321 {
5322     m_property = NULL;
5323     Init();
5324 }
5325
5326 // -----------------------------------------------------------------------
5327
5328 wxPropertyGridEvent::wxPropertyGridEvent(const wxPropertyGridEvent& event)
5329     : wxCommandEvent(event)
5330 {
5331     m_eventType = event.GetEventType();
5332     m_eventObject = event.m_eventObject;
5333     m_pg = event.m_pg;
5334     m_property = event.m_property;
5335     m_validationInfo = event.m_validationInfo;
5336     m_canVeto = event.m_canVeto;
5337     m_wasVetoed = event.m_wasVetoed;
5338 }
5339
5340 // -----------------------------------------------------------------------
5341
5342 wxPropertyGridEvent::~wxPropertyGridEvent()
5343 {
5344 }
5345
5346 // -----------------------------------------------------------------------
5347
5348 wxEvent* wxPropertyGridEvent::Clone() const
5349 {
5350     return new wxPropertyGridEvent( *this );
5351 }
5352
5353 // -----------------------------------------------------------------------
5354 // wxPropertyGridPopulator
5355 // -----------------------------------------------------------------------
5356
5357 wxPropertyGridPopulator::wxPropertyGridPopulator()
5358 {
5359     m_state = NULL;
5360     m_pg = NULL;
5361     wxPGGlobalVars->m_offline++;
5362 }
5363
5364 // -----------------------------------------------------------------------
5365
5366 void wxPropertyGridPopulator::SetState( wxPropertyGridPageState* state )
5367 {
5368     m_state = state;
5369     m_propHierarchy.clear();
5370 }
5371
5372 // -----------------------------------------------------------------------
5373
5374 void wxPropertyGridPopulator::SetGrid( wxPropertyGrid* pg )
5375 {
5376     m_pg = pg;
5377     pg->Freeze();
5378 }
5379
5380 // -----------------------------------------------------------------------
5381
5382 wxPropertyGridPopulator::~wxPropertyGridPopulator()
5383 {
5384     //
5385     // Free unused sets of choices
5386     wxPGHashMapS2P::iterator it;
5387
5388     for( it = m_dictIdChoices.begin(); it != m_dictIdChoices.end(); ++it )
5389     {
5390         wxPGChoicesData* data = (wxPGChoicesData*) it->second;
5391         data->DecRef();
5392     }
5393
5394     if ( m_pg )
5395     {
5396         m_pg->Thaw();
5397         m_pg->GetPanel()->Refresh();
5398     }
5399     wxPGGlobalVars->m_offline--;
5400 }
5401
5402 // -----------------------------------------------------------------------
5403
5404 wxPGProperty* wxPropertyGridPopulator::Add( const wxString& propClass,
5405                                             const wxString& propLabel,
5406                                             const wxString& propName,
5407                                             const wxString* propValue,
5408                                             wxPGChoices* pChoices )
5409 {
5410     wxClassInfo* classInfo = wxClassInfo::FindClass(propClass);
5411     wxPGProperty* parent = GetCurParent();
5412
5413     if ( parent->HasFlag(wxPG_PROP_AGGREGATE) )
5414     {
5415         ProcessError(wxString::Format(wxT("new children cannot be added to '%s'"),parent->GetName().c_str()));
5416         return NULL;
5417     }
5418
5419     if ( !classInfo || !classInfo->IsKindOf(CLASSINFO(wxPGProperty)) )
5420     {
5421         ProcessError(wxString::Format(wxT("'%s' is not valid property class"),propClass.c_str()));
5422         return NULL;
5423     }
5424
5425     wxPGProperty* property = (wxPGProperty*) classInfo->CreateObject();
5426
5427     property->SetLabel(propLabel);
5428     property->DoSetName(propName);
5429
5430     if ( pChoices && pChoices->IsOk() )
5431         property->SetChoices(*pChoices);
5432
5433     m_state->DoInsert(parent, -1, property);
5434
5435     if ( propValue )
5436         property->SetValueFromString( *propValue, wxPG_FULL_VALUE|
5437                                                   wxPG_PROGRAMMATIC_VALUE );
5438
5439     return property;
5440 }
5441
5442 // -----------------------------------------------------------------------
5443
5444 void wxPropertyGridPopulator::AddChildren( wxPGProperty* property )
5445 {
5446     m_propHierarchy.push_back(property);
5447     DoScanForChildren();
5448     m_propHierarchy.pop_back();
5449 }
5450
5451 // -----------------------------------------------------------------------
5452
5453 wxPGChoices wxPropertyGridPopulator::ParseChoices( const wxString& choicesString,
5454                                                    const wxString& idString )
5455 {
5456     wxPGChoices choices;
5457
5458     // Using id?
5459     if ( choicesString[0] == wxT('@') )
5460     {
5461         wxString ids = choicesString.substr(1);
5462         wxPGHashMapS2P::iterator it = m_dictIdChoices.find(ids);
5463         if ( it == m_dictIdChoices.end() )
5464             ProcessError(wxString::Format(wxT("No choices defined for id '%s'"),ids.c_str()));
5465         else
5466             choices.AssignData((wxPGChoicesData*)it->second);
5467     }
5468     else
5469     {
5470         bool found = false;
5471         if ( idString.length() )
5472         {
5473             wxPGHashMapS2P::iterator it = m_dictIdChoices.find(idString);
5474             if ( it != m_dictIdChoices.end() )
5475             {
5476                 choices.AssignData((wxPGChoicesData*)it->second);
5477                 found = true;
5478             }
5479         }
5480
5481         if ( !found )
5482         {
5483             // Parse choices string
5484             wxString::const_iterator it = choicesString.begin();
5485             wxString label;
5486             wxString value;
5487             int state = 0;
5488             bool labelValid = false;
5489
5490             for ( ; it != choicesString.end(); ++it )
5491             {
5492                 wxChar c = *it;
5493
5494                 if ( state != 1 )
5495                 {
5496                     if ( c == wxT('"') )
5497                     {
5498                         if ( labelValid )
5499                         {
5500                             long l;
5501                             if ( !value.ToLong(&l, 0) ) l = wxPG_INVALID_VALUE;
5502                             choices.Add(label, l);
5503                         }
5504                         labelValid = false;
5505                         //wxLogDebug(wxT("%s, %s"),label.c_str(),value.c_str());
5506                         value.clear();
5507                         label.clear();
5508                         state = 1;
5509                     }
5510                     else if ( c == wxT('=') )
5511                     {
5512                         if ( labelValid )
5513                         {
5514                             state = 2;
5515                         }
5516                     }
5517                     else if ( state == 2 && (wxIsalnum(c) || c == wxT('x')) )
5518                     {
5519                         value << c;
5520                     }
5521                 }
5522                 else
5523                 {
5524                     if ( c == wxT('"') )
5525                     {
5526                         state = 0;
5527                         labelValid = true;
5528                     }
5529                     else
5530                         label << c;
5531                 }
5532             }
5533
5534             if ( labelValid )
5535             {
5536                 long l;
5537                 if ( !value.ToLong(&l, 0) ) l = wxPG_INVALID_VALUE;
5538                 choices.Add(label, l);
5539             }
5540
5541             if ( !choices.IsOk() )
5542             {
5543                 choices.EnsureData();
5544             }
5545
5546             // Assign to id
5547             if ( idString.length() )
5548                 m_dictIdChoices[idString] = choices.GetData();
5549         }
5550     }
5551
5552     return choices;
5553 }
5554
5555 // -----------------------------------------------------------------------
5556
5557 bool wxPropertyGridPopulator::ToLongPCT( const wxString& s, long* pval, long max )
5558 {
5559     if ( s.Last() == wxT('%') )
5560     {
5561         wxString s2 = s.substr(0,s.length()-1);
5562         long val;
5563         if ( s2.ToLong(&val, 10) )
5564         {
5565             *pval = (val*max)/100;
5566             return true;
5567         }
5568         return false;
5569     }
5570
5571     return s.ToLong(pval, 10);
5572 }
5573
5574 // -----------------------------------------------------------------------
5575
5576 bool wxPropertyGridPopulator::AddAttribute( const wxString& name,
5577                                             const wxString& type,
5578                                             const wxString& value )
5579 {
5580     int l = m_propHierarchy.size();
5581     if ( !l )
5582         return false;
5583
5584     wxPGProperty* p = m_propHierarchy[l-1];
5585     wxString valuel = value.Lower();
5586     wxVariant variant;
5587
5588     if ( type.length() == 0 )
5589     {
5590         long v;
5591
5592         // Auto-detect type
5593         if ( valuel == wxT("true") || valuel == wxT("yes") || valuel == wxT("1") )
5594             variant = true;
5595         else if ( valuel == wxT("false") || valuel == wxT("no") || valuel == wxT("0") )
5596             variant = false;
5597         else if ( value.ToLong(&v, 0) )
5598             variant = v;
5599         else
5600             variant = value;
5601     }
5602     else
5603     {
5604         if ( type == wxT("string") )
5605         {
5606             variant = value;
5607         }
5608         else if ( type == wxT("int") )
5609         {
5610             long v = 0;
5611             value.ToLong(&v, 0);
5612             variant = v;
5613         }
5614         else if ( type == wxT("bool") )
5615         {
5616             if ( valuel == wxT("true") || valuel == wxT("yes") || valuel == wxT("1") )
5617                 variant = true;
5618             else
5619                 variant = false;
5620         }
5621         else
5622         {
5623             ProcessError(wxString::Format(wxT("Invalid attribute type '%s'"),type.c_str()));
5624             return false;
5625         }
5626     }
5627
5628     p->SetAttribute( name, variant );
5629
5630     return true;
5631 }
5632
5633 // -----------------------------------------------------------------------
5634
5635 void wxPropertyGridPopulator::ProcessError( const wxString& msg )
5636 {
5637     wxLogError(_("Error in resource: %s"),msg.c_str());
5638 }
5639
5640 // -----------------------------------------------------------------------
5641
5642 #endif  // wxUSE_PROPGRID