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 wxChar *wxPropertyGridNameStr = wxT("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 = (wxPGGlobalVarsClass*) 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 = (wxPGChoices*) 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 // wxPGBrush
 236 // -----------------------------------------------------------------------
 237
 238 //
 239 // This class is a wxBrush derivative used in the background colour
 240 // brush cache. It adds wxPG-type colour-in-long to the class.
 241 // JMS: Yes I know wxBrush doesn't actually hold the value (refcounted
 242 //   object does), but this is simpler implementation and equally
 243 //   effective.
 244 //
 245
 246 class wxPGBrush : public wxBrush
 247 {
 248 public:
 249     wxPGBrush( const wxColour& colour );
 250     wxPGBrush();
 251     virtual ~wxPGBrush() { }
 252     void SetColour2( const wxColour& colour );
 253     inline long GetColourAsLong() const { return m_colAsLong; }
 254 private:
 255     long    m_colAsLong;
 256 };
 257
 258
 259 void wxPGBrush::SetColour2( const wxColour& colour )
 260 {
 261     wxBrush::SetColour(colour);
 262     m_colAsLong = wxPG_COLOUR(colour.Red(),colour.Green(),colour.Blue());
 263 }
 264
 265
 266 wxPGBrush::wxPGBrush() : wxBrush()
 267 {
 268     m_colAsLong = 0;
 269 }
 270
 271
 272 wxPGBrush::wxPGBrush( const wxColour& colour ) : wxBrush(colour)
 273 {
 274     m_colAsLong = wxPG_COLOUR(colour.Red(),colour.Green(),colour.Blue());
 275 }
 276
 277
 278 // -----------------------------------------------------------------------
 279 // wxPGColour
 280 // -----------------------------------------------------------------------
 281
 282 //
 283 // Same as wxPGBrush, but for wxColour instead.
 284 //
 285
 286 class wxPGColour : public wxColour
 287 {
 288 public:
 289     wxPGColour( const wxColour& colour );
 290     wxPGColour();
 291     virtual ~wxPGColour() { }
 292     void SetColour2( const wxColour& colour );
 293     inline long GetColourAsLong() const { return m_colAsLong; }
 294 private:
 295     long    m_colAsLong;
 296 };
 297
 298
 299 void wxPGColour::SetColour2( const wxColour& colour )
 300 {
 301     *this = colour;
 302     m_colAsLong = wxPG_COLOUR(colour.Red(),colour.Green(),colour.Blue());
 303 }
 304
 305
 306 wxPGColour::wxPGColour() : wxColour()
 307 {
 308     m_colAsLong = 0;
 309 }
 310
 311
 312 wxPGColour::wxPGColour( const wxColour& colour ) : wxColour(colour)
 313 {
 314     m_colAsLong = wxPG_COLOUR(colour.Red(),colour.Green(),colour.Blue());
 315 }
 316
 317
 318 // -----------------------------------------------------------------------
 319 // wxPGTLWHandler
 320 //   Intercepts Close-events sent to wxPropertyGrid's top-level parent,
 321 //   and tries to commit property value.
 322 // -----------------------------------------------------------------------
 323
 324 class wxPGTLWHandler : public wxEvtHandler
 325 {
 326 public:
 327
 328     wxPGTLWHandler( wxPropertyGrid* pg )
 329         : wxEvtHandler()
 330     {
 331         m_pg = pg;
 332     }
 333
 334 protected:
 335
 336     void OnClose( wxCloseEvent& event )
 337     {
 338         // ClearSelection forces value validation/commit.
 339         if ( event.CanVeto() && !m_pg->ClearSelection() )
 340         {
 341             event.Veto();
 342             return;
 343         }
 344
 345         event.Skip();
 346     }
 347
 348 private:
 349     wxPropertyGrid*     m_pg;
 350
 351     DECLARE_EVENT_TABLE()
 352 };
 353
 354 BEGIN_EVENT_TABLE(wxPGTLWHandler, wxEvtHandler)
 355     EVT_CLOSE(wxPGTLWHandler::OnClose)
 356 END_EVENT_TABLE()
 357
 358 // -----------------------------------------------------------------------
 359 // wxPGCanvas
 360 // -----------------------------------------------------------------------
 361
 362 //
 363 // wxPGCanvas acts as a graphics sub-window of the
 364 // wxScrolledWindow that wxPropertyGrid is.
 365 //
 366 class wxPGCanvas : public wxPanel
 367 {
 368 public:
 369     wxPGCanvas() : wxPanel()
 370     {
 371     }
 372     virtual ~wxPGCanvas() { }
 373
 374 protected:
 375     void OnMouseMove( wxMouseEvent &event )
 376     {
 377         wxPropertyGrid* pg = wxStaticCast(GetParent(), wxPropertyGrid);
 378         pg->OnMouseMove( event );
 379     }
 380
 381     void OnMouseClick( wxMouseEvent &event )
 382     {
 383         wxPropertyGrid* pg = wxStaticCast(GetParent(), wxPropertyGrid);
 384         pg->OnMouseClick( event );
 385     }
 386
 387     void OnMouseUp( wxMouseEvent &event )
 388     {
 389         wxPropertyGrid* pg = wxStaticCast(GetParent(), wxPropertyGrid);
 390         pg->OnMouseUp( event );
 391     }
 392
 393     void OnMouseRightClick( wxMouseEvent &event )
 394     {
 395         wxPropertyGrid* pg = wxStaticCast(GetParent(), wxPropertyGrid);
 396         pg->OnMouseRightClick( event );
 397     }
 398
 399     void OnMouseDoubleClick( wxMouseEvent &event )
 400     {
 401         wxPropertyGrid* pg = wxStaticCast(GetParent(), wxPropertyGrid);
 402         pg->OnMouseDoubleClick( event );
 403     }
 404
 405     void OnKey( wxKeyEvent& event )
 406     {
 407         wxPropertyGrid* pg = wxStaticCast(GetParent(), wxPropertyGrid);
 408         pg->OnKey( event );
 409     }
 410
 411     void OnKeyUp( wxKeyEvent& event )
 412     {
 413         wxPropertyGrid* pg = wxStaticCast(GetParent(), wxPropertyGrid);
 414         pg->OnKeyUp( event );
 415     }
 416
 417     void OnNavigationKey( wxNavigationKeyEvent& event )
 418     {
 419         wxPropertyGrid* pg = wxStaticCast(GetParent(), wxPropertyGrid);
 420         pg->OnNavigationKey( event );
 421     }
 422
 423     void OnPaint( wxPaintEvent& event );
 424
 425 private:
 426     DECLARE_EVENT_TABLE()
 427 };
 428
 429
 430 BEGIN_EVENT_TABLE(wxPGCanvas, wxPanel)
 431     EVT_MOTION(wxPGCanvas::OnMouseMove)
 432     EVT_PAINT(wxPGCanvas::OnPaint)
 433     EVT_LEFT_DOWN(wxPGCanvas::OnMouseClick)
 434     EVT_LEFT_UP(wxPGCanvas::OnMouseUp)
 435     EVT_RIGHT_UP(wxPGCanvas::OnMouseRightClick)
 436     EVT_LEFT_DCLICK(wxPGCanvas::OnMouseDoubleClick)
 437     EVT_KEY_DOWN(wxPGCanvas::OnKey)
 438     EVT_KEY_UP(wxPGCanvas::OnKeyUp)
 439     EVT_CHAR(wxPGCanvas::OnKey)
 440     EVT_NAVIGATION_KEY(wxPGCanvas::OnNavigationKey)
 441 END_EVENT_TABLE()
 442
 443
 444 void wxPGCanvas::OnPaint( wxPaintEvent& WXUNUSED(event) )
 445 {
 446     wxPropertyGrid* pg = wxStaticCast(GetParent(), wxPropertyGrid);
 447     wxASSERT( pg->IsKindOf(CLASSINFO(wxPropertyGrid)) );
 448
 449     wxPaintDC dc(this);
 450
 451     // Don't paint after destruction has begun
 452     if ( !(pg->GetInternalFlags() & wxPG_FL_INITIALIZED) )
 453         return;
 454
 455     // Update everything inside the box
 456     wxRect r = GetUpdateRegion().GetBox();
 457
 458     // Repaint this rectangle
 459     pg->DrawItems( dc, r.y, r.y + r.height, &r );
 460
 461     // We assume that the size set when grid is shown
 462     // is what is desired.
 463     pg->SetInternalFlag(wxPG_FL_GOOD_SIZE_SET);
 464 }
 465
 466 // -----------------------------------------------------------------------
 467 // wxPropertyGrid
 468 // -----------------------------------------------------------------------
 469
 470 IMPLEMENT_DYNAMIC_CLASS(wxPropertyGrid, wxScrolledWindow)
 471
 472 BEGIN_EVENT_TABLE(wxPropertyGrid, wxScrolledWindow)
 473   EVT_IDLE(wxPropertyGrid::OnIdle)
 474   EVT_MOTION(wxPropertyGrid::OnMouseMoveBottom)
 475   EVT_PAINT(wxPropertyGrid::OnPaint)
 476   EVT_SIZE(wxPropertyGrid::OnResize)
 477   EVT_ENTER_WINDOW(wxPropertyGrid::OnMouseEntry)
 478   EVT_LEAVE_WINDOW(wxPropertyGrid::OnMouseEntry)
 479   EVT_MOUSE_CAPTURE_CHANGED(wxPropertyGrid::OnCaptureChange)
 480   EVT_SCROLLWIN(wxPropertyGrid::OnScrollEvent)
 481   EVT_CHILD_FOCUS(wxPropertyGrid::OnChildFocusEvent)
 482   EVT_SET_FOCUS(wxPropertyGrid::OnFocusEvent)
 483   EVT_KILL_FOCUS(wxPropertyGrid::OnFocusEvent)
 484   EVT_SYS_COLOUR_CHANGED(wxPropertyGrid::OnSysColourChanged)
 485 END_EVENT_TABLE()
 486
 487
 488 // -----------------------------------------------------------------------
 489
 490 wxPropertyGrid::wxPropertyGrid()
 491     : wxScrolledWindow()
 492 {
 493     Init1();
 494 }
 495
 496 // -----------------------------------------------------------------------
 497
 498 wxPropertyGrid::wxPropertyGrid( wxWindow *parent,
 499                                 wxWindowID id,
 500                                 const wxPoint& pos,
 501                                 const wxSize& size,
 502                                 long style,
 503                                 const wxChar* name )
 504     : wxScrolledWindow()
 505 {
 506     Init1();
 507     Create(parent,id,pos,size,style,name);
 508 }
 509
 510 // -----------------------------------------------------------------------
 511
 512 bool wxPropertyGrid::Create( wxWindow *parent,
 513                              wxWindowID id,
 514                              const wxPoint& pos,
 515                              const wxSize& size,
 516                              long style,
 517                              const wxChar* name )
 518 {
 519
 520     if ( !(style&wxBORDER_MASK) )
 521         style |= wxSIMPLE_BORDER;
 522
 523     style |= wxVSCROLL;
 524
 525 #ifdef __WXMSW__
 526     // This prevents crash under Win2K, but still
 527     // enables keyboard navigation
 528     if ( style & wxTAB_TRAVERSAL )
 529     {
 530         style &= ~(wxTAB_TRAVERSAL);
 531         style |= wxWANTS_CHARS;
 532     }
 533 #else
 534     if ( style & wxTAB_TRAVERSAL )
 535         style |= wxWANTS_CHARS;
 536 #endif
 537
 538     wxScrolledWindow::Create(parent,id,pos,size,style,name);
 539
 540     Init2();
 541
 542     return true;
 543 }
 544
 545 // -----------------------------------------------------------------------
 546
 547 //
 548 // Initialize values to defaults
 549 //
 550 void wxPropertyGrid::Init1()
 551 {
 552     // Register editor classes, if necessary.
 553     if ( wxPGGlobalVars->m_mapEditorClasses.empty() )
 554         wxPropertyGrid::RegisterDefaultEditors();
 555
 556     m_iFlags = 0;
 557     m_pState = (wxPropertyGridPageState*) NULL;
 558     m_wndEditor = m_wndEditor2 = (wxWindow*) NULL;
 559     m_selected = (wxPGProperty*) NULL;
 560     m_selColumn = -1;
 561     m_propHover = (wxPGProperty*) NULL;
 562     m_eventObject = this;
 563     m_curFocused = (wxWindow*) NULL;
 564     m_tlwHandler = NULL;
 565     m_inDoPropertyChanged = 0;
 566     m_inCommitChangesFromEditor = 0;
 567     m_inDoSelectProperty = 0;
 568     m_permanentValidationFailureBehavior = wxPG_VFB_DEFAULT;
 569     m_dragStatus = 0;
 570     m_mouseSide = 16;
 571     m_editorFocused = 0;
 572
 573     // Set default keys
 574     AddActionTrigger( wxPG_ACTION_NEXT_PROPERTY, WXK_RIGHT );
 575     AddActionTrigger( wxPG_ACTION_NEXT_PROPERTY, WXK_DOWN );
 576     AddActionTrigger( wxPG_ACTION_PREV_PROPERTY, WXK_LEFT );
 577     AddActionTrigger( wxPG_ACTION_PREV_PROPERTY, WXK_UP );
 578     AddActionTrigger( wxPG_ACTION_EXPAND_PROPERTY, WXK_RIGHT);
 579     AddActionTrigger( wxPG_ACTION_COLLAPSE_PROPERTY, WXK_LEFT);
 580     AddActionTrigger( wxPG_ACTION_CANCEL_EDIT, WXK_ESCAPE );
 581     AddActionTrigger( wxPG_ACTION_CUT, 'X', wxMOD_CONTROL );
 582     AddActionTrigger( wxPG_ACTION_CUT, WXK_DELETE, wxMOD_SHIFT );
 583     AddActionTrigger( wxPG_ACTION_COPY, 'C', wxMOD_CONTROL);
 584     AddActionTrigger( wxPG_ACTION_COPY, WXK_INSERT, wxMOD_CONTROL );
 585     AddActionTrigger( wxPG_ACTION_PASTE, 'V', wxMOD_CONTROL );
 586     AddActionTrigger( wxPG_ACTION_PASTE, WXK_INSERT, wxMOD_SHIFT );
 587
 588     m_coloursCustomized = 0;
 589     m_frozen = 0;
 590
 591     m_canvas = NULL;
 592
 593 #if wxPG_DOUBLE_BUFFER
 594     m_doubleBuffer = (wxBitmap*) NULL;
 595 #endif
 596
 597     m_windowsToDelete = NULL;
 598
 599 #ifndef wxPG_ICON_WIDTH
 600         m_expandbmp = NULL;
 601         m_collbmp = NULL;
 602         m_iconWidth = 11;
 603         m_iconHeight = 11;
 604 #else
 605     m_iconWidth = wxPG_ICON_WIDTH;
 606 #endif
 607
 608     m_prevVY = -1;
 609
 610     m_gutterWidth = wxPG_GUTTER_MIN;
 611     m_subgroup_extramargin = 10;
 612
 613     m_lineHeight = 0;
 614
 615     m_width = m_height = 0;
 616
 617     SetButtonShortcut(0);
 618
 619     m_keyComboConsumed = 0;
 620
 621     m_commonValues.push_back(new wxPGCommonValue(_("Unspecified"), wxPGGlobalVars->m_defaultRenderer) );
 622     m_cvUnspecified = 0;
 623
 624     m_chgInfo_changedProperty = NULL;
 625 }
 626
 627 // -----------------------------------------------------------------------
 628
 629 //
 630 // Initialize after parent etc. set
 631 //
 632 void wxPropertyGrid::Init2()
 633 {
 634     wxASSERT( !(m_iFlags & wxPG_FL_INITIALIZED ) );
 635
 636 #ifdef __WXMAC__
 637    // Smaller controls on Mac
 638    SetWindowVariant(wxWINDOW_VARIANT_SMALL);
 639 #endif
 640
 641     // Now create state, if one didn't exist already
 642     // (wxPropertyGridManager might have created it for us).
 643     if ( !m_pState )
 644     {
 645         m_pState = CreateState();
 646         m_pState->m_pPropGrid = this;
 647         m_iFlags |= wxPG_FL_CREATEDSTATE;
 648     }
 649
 650     if ( !(m_windowStyle & wxPG_SPLITTER_AUTO_CENTER) )
 651         m_iFlags |= wxPG_FL_DONT_CENTER_SPLITTER;
 652
 653     if ( m_windowStyle & wxPG_HIDE_CATEGORIES )
 654     {
 655         m_pState->InitNonCatMode();
 656
 657         m_pState->m_properties = m_pState->m_abcArray;
 658     }
 659
 660     GetClientSize(&m_width,&m_height);
 661
 662 #ifndef wxPG_ICON_WIDTH
 663     // create two bitmap nodes for drawing
 664         m_expandbmp = new wxBitmap(expand_xpm);
 665         m_collbmp = new wxBitmap(collapse_xpm);
 666
 667         // calculate average font height for bitmap centering
 668
 669         m_iconWidth = m_expandbmp->GetWidth();
 670         m_iconHeight = m_expandbmp->GetHeight();
 671 #endif
 672
 673     m_curcursor = wxCURSOR_ARROW;
 674     m_cursorSizeWE = new wxCursor( wxCURSOR_SIZEWE );
 675
 676         // adjust bitmap icon y position so they are centered
 677     m_vspacing = wxPG_DEFAULT_VSPACING;
 678
 679     if ( !m_font.Ok() )
 680     {
 681         wxFont useFont = wxScrolledWindow::GetFont();
 682         wxScrolledWindow::SetOwnFont( useFont );
 683     }
 684     else
 685         // This should be otherwise called by SetOwnFont
 686             CalculateFontAndBitmapStuff( wxPG_DEFAULT_VSPACING );
 687
 688     // Add base brush item
 689     m_arrBgBrushes.Add((void*)new wxPGBrush());
 690
 691     // Add base colour items
 692     m_arrFgCols.Add((void*)new wxPGColour());
 693     m_arrFgCols.Add((void*)new wxPGColour());
 694
 695     RegainColours();
 696
 697     // This helps with flicker
 698     SetBackgroundStyle( wxBG_STYLE_CUSTOM );
 699
 700     // Hook the TLW
 701     wxPGTLWHandler* handler = new wxPGTLWHandler(this);
 702     m_tlp = ::wxGetTopLevelParent(this);
 703     m_tlwHandler = handler;
 704     m_tlp->PushEventHandler(handler);
 705
 706         // set virtual size to this window size
 707     wxSize wndsize = GetSize();
 708         SetVirtualSize(wndsize.GetWidth(), wndsize.GetWidth());
 709
 710     m_timeCreated = ::wxGetLocalTimeMillis();
 711
 712     m_canvas = new wxPGCanvas();
 713     m_canvas->Create(this, 1, wxPoint(0, 0), GetClientSize(),
 714                      (GetWindowStyle() & wxTAB_TRAVERSAL) | wxWANTS_CHARS | wxCLIP_CHILDREN);
 715     m_canvas->SetBackgroundStyle( wxBG_STYLE_CUSTOM );
 716
 717     m_iFlags |= wxPG_FL_INITIALIZED;
 718
 719     m_ncWidth = wndsize.GetWidth();
 720
 721     // Need to call OnResize handler or size given in constructor/Create
 722     // will never work.
 723     wxSizeEvent sizeEvent(wndsize,0);
 724     OnResize(sizeEvent);
 725 }
 726
 727 // -----------------------------------------------------------------------
 728
 729 wxPropertyGrid::~wxPropertyGrid()
 730 {
 731     size_t i;
 732
 733     DoSelectProperty(NULL);
 734
 735     // This should do prevent things from going too badly wrong
 736     m_iFlags &= ~(wxPG_FL_INITIALIZED);
 737
 738     if ( m_iFlags & wxPG_FL_MOUSE_CAPTURED )
 739         m_canvas->ReleaseMouse();
 740
 741     wxPGTLWHandler* handler = (wxPGTLWHandler*) m_tlwHandler;
 742     m_tlp->RemoveEventHandler(handler);
 743     delete handler;
 744
 745 #ifdef __WXDEBUG__
 746     if ( IsEditorsValueModified() )
 747         ::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).)"),
 748                        wxS("wxPropertyGrid Debug Warning") );
 749 #endif
 750
 751 #if wxPG_DOUBLE_BUFFER
 752     if ( m_doubleBuffer )
 753         delete m_doubleBuffer;
 754 #endif
 755
 756     delete m_windowsToDelete;
 757
 758     //m_selected = (wxPGProperty*) NULL;
 759
 760     if ( m_iFlags & wxPG_FL_CREATEDSTATE )
 761         delete m_pState;
 762
 763     delete m_cursorSizeWE;
 764
 765 #ifndef wxPG_ICON_WIDTH
 766         delete m_expandbmp;
 767         delete m_collbmp;
 768 #endif
 769
 770     // Delete cached text colours.
 771     for ( i=0; i<m_arrFgCols.size(); i++ )
 772     {
 773         delete (wxPGColour*)m_arrFgCols.Item(i);
 774     }
 775
 776     // Delete cached brushes.
 777     for ( i=0; i<m_arrBgBrushes.size(); i++ )
 778     {
 779         delete (wxPGBrush*)m_arrBgBrushes.Item(i);
 780     }
 781
 782     // Delete common value records
 783     for ( i=0; i<m_commonValues.size(); i++ )
 784     {
 785         delete GetCommonValue(i);
 786     }
 787 }
 788
 789 // -----------------------------------------------------------------------
 790
 791 bool wxPropertyGrid::Destroy()
 792 {
 793     if ( m_iFlags & wxPG_FL_MOUSE_CAPTURED )
 794         m_canvas->ReleaseMouse();
 795
 796     return wxScrolledWindow::Destroy();
 797 }
 798
 799 // -----------------------------------------------------------------------
 800
 801 wxPropertyGridPageState* wxPropertyGrid::CreateState() const
 802 {
 803     return new wxPropertyGridPageState();
 804 }
 805
 806 // -----------------------------------------------------------------------
 807 // wxPropertyGrid overridden wxWindow methods
 808 // -----------------------------------------------------------------------
 809
 810 void wxPropertyGrid::SetWindowStyleFlag( long style )
 811 {
 812     long old_style = m_windowStyle;
 813
 814     if ( m_iFlags & wxPG_FL_INITIALIZED )
 815     {
 816         wxASSERT( m_pState );
 817
 818         if ( !(style & wxPG_HIDE_CATEGORIES) && (old_style & wxPG_HIDE_CATEGORIES) )
 819         {
 820         // Enable categories
 821             EnableCategories( true );
 822         }
 823         else if ( (style & wxPG_HIDE_CATEGORIES) && !(old_style & wxPG_HIDE_CATEGORIES) )
 824         {
 825         // Disable categories
 826             EnableCategories( false );
 827         }
 828         if ( !(old_style & wxPG_AUTO_SORT) && (style & wxPG_AUTO_SORT) )
 829         {
 830             //
 831             // Autosort enabled
 832             //
 833             if ( !m_frozen )
 834                 PrepareAfterItemsAdded();
 835             else
 836                 m_pState->m_itemsAdded = 1;
 837         }
 838     #if wxPG_SUPPORT_TOOLTIPS
 839         if ( !(old_style & wxPG_TOOLTIPS) && (style & wxPG_TOOLTIPS) )
 840         {
 841             //
 842             // Tooltips enabled
 843             //
 844             /*
 845             wxToolTip* tooltip = new wxToolTip ( wxEmptyString );
 846             SetToolTip ( tooltip );
 847             tooltip->SetDelay ( wxPG_TOOLTIP_DELAY );
 848             */
 849         }
 850         else if ( (old_style & wxPG_TOOLTIPS) && !(style & wxPG_TOOLTIPS) )
 851         {
 852             //
 853             // Tooltips disabled
 854             //
 855             m_canvas->SetToolTip( (wxToolTip*) NULL );
 856         }
 857     #endif
 858     }
 859
 860     wxScrolledWindow::SetWindowStyleFlag ( style );
 861
 862     if ( m_iFlags & wxPG_FL_INITIALIZED )
 863     {
 864         if ( (old_style & wxPG_HIDE_MARGIN) != (style & wxPG_HIDE_MARGIN) )
 865         {
 866             CalculateFontAndBitmapStuff( m_vspacing );
 867             Refresh();
 868         }
 869     }
 870 }
 871
 872 // -----------------------------------------------------------------------
 873
 874 void wxPropertyGrid::Freeze()
 875 {
 876     if ( !m_frozen )
 877     {
 878         wxScrolledWindow::Freeze();
 879     }
 880     m_frozen++;
 881 }
 882
 883 // -----------------------------------------------------------------------
 884
 885 void wxPropertyGrid::Thaw()
 886 {
 887     m_frozen--;
 888
 889     if ( !m_frozen )
 890     {
 891         wxScrolledWindow::Thaw();
 892         RecalculateVirtualSize();
 893     #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
 894         m_canvas->Refresh();
 895     #endif
 896
 897         // Force property re-selection
 898         if ( m_selected )
 899             DoSelectProperty(m_selected, wxPG_SEL_FORCE);
 900     }
 901 }
 902
 903 // -----------------------------------------------------------------------
 904
 905 void wxPropertyGrid::SetExtraStyle( long exStyle )
 906 {
 907     if ( exStyle & wxPG_EX_NATIVE_DOUBLE_BUFFERING )
 908     {
 909 #if defined(__WXMSW__)
 910
 911         /*
 912         // Don't use WS_EX_COMPOSITED just now.
 913         HWND hWnd;
 914
 915         if ( m_iFlags & wxPG_FL_IN_MANAGER )
 916             hWnd = (HWND)GetParent()->GetHWND();
 917         else
 918             hWnd = (HWND)GetHWND();
 919
 920         ::SetWindowLong( hWnd, GWL_EXSTYLE,
 921                          ::GetWindowLong(hWnd, GWL_EXSTYLE) | WS_EX_COMPOSITED );
 922         */
 923
 924 //#elif defined(__WXGTK20__)
 925 #endif
 926         // Only apply wxPG_EX_NATIVE_DOUBLE_BUFFERING if the window
 927         // truly was double-buffered.
 928         if ( !this->IsDoubleBuffered() )
 929         {
 930             exStyle &= ~(wxPG_EX_NATIVE_DOUBLE_BUFFERING);
 931         }
 932         else
 933         {
 934         #if wxPG_DOUBLE_BUFFER
 935             delete m_doubleBuffer;
 936             m_doubleBuffer = NULL;
 937         #endif
 938         }
 939     }
 940
 941     wxScrolledWindow::SetExtraStyle( exStyle );
 942
 943     if ( exStyle & wxPG_EX_INIT_NOCAT )
 944         m_pState->InitNonCatMode();
 945
 946     if ( exStyle & wxPG_EX_HELP_AS_TOOLTIPS )
 947         m_windowStyle |= wxPG_TOOLTIPS;
 948
 949     // Set global style
 950     wxPGGlobalVars->m_extraStyle = exStyle;
 951 }
 952
 953 // -----------------------------------------------------------------------
 954
 955 // returns the best acceptable minimal size
 956 wxSize wxPropertyGrid::DoGetBestSize() const
 957 {
 958     int hei = 15;
 959     if ( m_lineHeight > hei )
 960         hei = m_lineHeight;
 961     wxSize sz = wxSize( 60, hei+40 );
 962
 963     CacheBestSize(sz);
 964     return sz;
 965 }
 966
 967 // -----------------------------------------------------------------------
 968 // wxPropertyGrid Font and Colour Methods
 969 // -----------------------------------------------------------------------
 970
 971 void wxPropertyGrid::CalculateFontAndBitmapStuff( int vspacing )
 972 {
 973         int x = 0, y = 0;
 974
 975     m_captionFont = wxScrolledWindow::GetFont();
 976
 977         GetTextExtent(wxS("jG"), &x, &y, 0, 0, &m_captionFont);
 978     m_subgroup_extramargin = x + (x/2);
 979         m_fontHeight = y;
 980
 981 #if wxPG_USE_RENDERER_NATIVE
 982     m_iconWidth = wxPG_ICON_WIDTH;
 983 #elif wxPG_ICON_WIDTH
 984     // scale icon
 985     m_iconWidth = (m_fontHeight * wxPG_ICON_WIDTH) / 13;
 986     if ( m_iconWidth < 5 ) m_iconWidth = 5;
 987     else if ( !(m_iconWidth & 0x01) ) m_iconWidth++; // must be odd
 988
 989 #endif
 990
 991     m_gutterWidth = m_iconWidth / wxPG_GUTTER_DIV;
 992     if ( m_gutterWidth < wxPG_GUTTER_MIN )
 993         m_gutterWidth = wxPG_GUTTER_MIN;
 994
 995     int vdiv = 6;
 996     if ( vspacing <= 1 ) vdiv = 12;
 997     else if ( vspacing >= 3 ) vdiv = 3;
 998
 999     m_spacingy = m_fontHeight / vdiv;
1000     if ( m_spacingy < wxPG_YSPACING_MIN )
1001         m_spacingy = wxPG_YSPACING_MIN;
1002
1003     m_marginWidth = 0;
1004     if ( !(m_windowStyle & wxPG_HIDE_MARGIN) )
1005         m_marginWidth = m_gutterWidth*2 + m_iconWidth;
1006
1007     m_captionFont.SetWeight(wxBOLD);
1008         GetTextExtent(wxS("jG"), &x, &y, 0, 0, &m_captionFont);
1009
1010     m_lineHeight = m_fontHeight+(2*m_spacingy)+1;
1011
1012     // button spacing
1013     m_buttonSpacingY = (m_lineHeight - m_iconHeight) / 2;
1014     if ( m_buttonSpacingY < 0 ) m_buttonSpacingY = 0;
1015
1016     if ( m_pState )
1017         m_pState->CalculateFontAndBitmapStuff(vspacing);
1018
1019     if ( m_iFlags & wxPG_FL_INITIALIZED )
1020         RecalculateVirtualSize();
1021
1022     InvalidateBestSize();
1023 }
1024
1025 // -----------------------------------------------------------------------
1026
1027 void wxPropertyGrid::OnSysColourChanged( wxSysColourChangedEvent &WXUNUSED(event) )
1028 {
1029     RegainColours();
1030     Refresh();
1031 }
1032
1033 // -----------------------------------------------------------------------
1034
1035 static wxColour wxPGAdjustColour(const wxColour& src, int ra,
1036                                  int ga = 1000, int ba = 1000,
1037                                  bool forceDifferent = false)
1038 {
1039     if ( ga >= 1000 )
1040         ga = ra;
1041     if ( ba >= 1000 )
1042         ba = ra;
1043
1044     // Recursion guard (allow 2 max)
1045     static int isinside = 0;
1046     isinside++;
1047     wxCHECK_MSG( isinside < 3,
1048                  *wxBLACK,
1049                  wxT("wxPGAdjustColour should not be recursively called more than once") );
1050
1051     wxColour dst;
1052
1053     int r = src.Red();
1054     int g = src.Green();
1055     int b = src.Blue();
1056     int r2 = r + ra;
1057     if ( r2>255 ) r2 = 255;
1058     else if ( r2<0) r2 = 0;
1059     int g2 = g + ga;
1060     if ( g2>255 ) g2 = 255;
1061     else if ( g2<0) g2 = 0;
1062     int b2 = b + ba;
1063     if ( b2>255 ) b2 = 255;
1064     else if ( b2<0) b2 = 0;
1065
1066     // Make sure they are somewhat different
1067     if ( forceDifferent && (abs((r+g+b)-(r2+g2+b2)) < abs(ra/2)) )
1068         dst = wxPGAdjustColour(src,-(ra*2));
1069     else
1070         dst = wxColour(r2,g2,b2);
1071
1072     // Recursion guard (allow 2 max)
1073     isinside--;
1074
1075     return dst;
1076 }
1077
1078
1079 static int wxPGGetColAvg( const wxColour& col )
1080 {
1081     return (col.Red() + col.Green() + col.Blue()) / 3;
1082 }
1083
1084
1085 void wxPropertyGrid::RegainColours()
1086 {
1087     wxColour def_bgcol = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOW );
1088
1089     if ( !(m_coloursCustomized & 0x0002) )
1090     {
1091         wxColour col = wxSystemSettings::GetColour( wxSYS_COLOUR_BTNFACE );
1092
1093         // Make sure colour is dark enough
1094     #ifdef __WXGTK__
1095         int colDec = wxPGGetColAvg(col) - 230;
1096     #else
1097         int colDec = wxPGGetColAvg(col) - 200;
1098     #endif
1099         if ( colDec > 0 )
1100             m_colCapBack = wxPGAdjustColour(col,-colDec);
1101         else
1102             m_colCapBack = col;
1103     }
1104
1105     if ( !(m_coloursCustomized & 0x0001) )
1106         m_colMargin = m_colCapBack;
1107
1108     if ( !(m_coloursCustomized & 0x0004) )
1109     {
1110     #ifdef __WXGTK__
1111         int colDec = -90;
1112     #else
1113         int colDec = -72;
1114     #endif
1115         wxColour capForeCol = wxPGAdjustColour(m_colCapBack,colDec,5000,5000,true);
1116         m_colCapFore = capForeCol;
1117
1118         // Set the cached colour as well.
1119         ((wxPGColour*)m_arrFgCols.Item(1))->SetColour2(capForeCol);
1120     }
1121
1122     if ( !(m_coloursCustomized & 0x0008) )
1123     {
1124         wxColour bgCol = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOW );
1125         m_colPropBack = bgCol;
1126
1127         // Set the cached brush as well.
1128         ((wxPGBrush*)m_arrBgBrushes.Item(0))->SetColour2(bgCol);
1129     }
1130
1131     if ( !(m_coloursCustomized & 0x0010) )
1132     {
1133         wxColour fgCol = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOWTEXT );
1134         m_colPropFore = fgCol;
1135
1136         // Set the cached colour as well.
1137         ((wxPGColour*)m_arrFgCols.Item(0))->SetColour2(fgCol);
1138     }
1139
1140     if ( !(m_coloursCustomized & 0x0020) )
1141         m_colSelBack = wxSystemSettings::GetColour( wxSYS_COLOUR_HIGHLIGHT );
1142
1143     if ( !(m_coloursCustomized & 0x0040) )
1144         m_colSelFore = wxSystemSettings::GetColour( wxSYS_COLOUR_HIGHLIGHTTEXT );
1145
1146     if ( !(m_coloursCustomized & 0x0080) )
1147         m_colLine = m_colCapBack;
1148
1149     if ( !(m_coloursCustomized & 0x0100) )
1150         m_colDisPropFore = m_colCapFore;
1151
1152     m_colEmptySpace = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOW );
1153 }
1154
1155 // -----------------------------------------------------------------------
1156
1157 void wxPropertyGrid::ResetColours()
1158 {
1159     m_coloursCustomized = 0;
1160
1161     RegainColours();
1162
1163     Refresh();
1164 }
1165
1166 // -----------------------------------------------------------------------
1167
1168 bool wxPropertyGrid::SetFont( const wxFont& font )
1169 {
1170     // Must disable active editor.
1171     if ( m_selected )
1172     {
1173         bool selRes = ClearSelection();
1174         wxPG_CHECK_MSG_DBG( selRes,
1175                             false,
1176                             wxT("failed to deselect a property (editor probably had invalid value)") );
1177     }
1178
1179     // TODO: Following code is disabled with wxMac because
1180     //   it is reported to fail. I (JMS) cannot debug it
1181     //   personally right now.
1182 #if !defined(__WXMAC__)
1183     bool res = wxScrolledWindow::SetFont( font );
1184     if ( res )
1185     {
1186         CalculateFontAndBitmapStuff( m_vspacing );
1187
1188         if ( m_pState )
1189             m_pState->CalculateFontAndBitmapStuff(m_vspacing);
1190
1191         Refresh();
1192     }
1193
1194     return res;
1195 #else
1196     // ** wxMAC Only **
1197     // TODO: Remove after SetFont crash fixed.
1198     if ( m_iFlags & wxPG_FL_INITIALIZED )
1199     {
1200         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."));
1201     }
1202     return false;
1203 #endif
1204 }
1205
1206 // -----------------------------------------------------------------------
1207
1208 void wxPropertyGrid::SetLineColour( const wxColour& col )
1209 {
1210     m_colLine = col;
1211     m_coloursCustomized |= 0x80;
1212     Refresh();
1213 }
1214
1215 // -----------------------------------------------------------------------
1216
1217 void wxPropertyGrid::SetMarginColour( const wxColour& col )
1218 {
1219     m_colMargin = col;
1220     m_coloursCustomized |= 0x01;
1221     Refresh();
1222 }
1223
1224 // -----------------------------------------------------------------------
1225
1226 void wxPropertyGrid::SetCellBackgroundColour( const wxColour& col )
1227 {
1228     m_colPropBack = col;
1229     m_coloursCustomized |= 0x08;
1230
1231     // Set the cached brush as well.
1232     ((wxPGBrush*)m_arrBgBrushes.Item(0))->SetColour2(col);
1233
1234     Refresh();
1235 }
1236
1237 // -----------------------------------------------------------------------
1238
1239 void wxPropertyGrid::SetCellTextColour( const wxColour& col )
1240 {
1241     m_colPropFore = col;
1242     m_coloursCustomized |= 0x10;
1243
1244     // Set the cached colour as well.
1245     ((wxPGColour*)m_arrFgCols.Item(0))->SetColour2(col);
1246
1247     Refresh();
1248 }
1249
1250 // -----------------------------------------------------------------------
1251
1252 void wxPropertyGrid::SetEmptySpaceColour( const wxColour& col )
1253 {
1254     m_colEmptySpace = col;
1255
1256     Refresh();
1257 }
1258
1259 // -----------------------------------------------------------------------
1260
1261 void wxPropertyGrid::SetCellDisabledTextColour( const wxColour& col )
1262 {
1263     m_colDisPropFore = col;
1264     m_coloursCustomized |= 0x100;
1265     Refresh();
1266 }
1267
1268 // -----------------------------------------------------------------------
1269
1270 void wxPropertyGrid::SetSelectionBackgroundColour( const wxColour& col )
1271 {
1272     m_colSelBack = col;
1273     m_coloursCustomized |= 0x20;
1274     Refresh();
1275 }
1276
1277 // -----------------------------------------------------------------------
1278
1279 void wxPropertyGrid::SetSelectionTextColour( const wxColour& col )
1280 {
1281     m_colSelFore = col;
1282     m_coloursCustomized |= 0x40;
1283     Refresh();
1284 }
1285
1286 // -----------------------------------------------------------------------
1287
1288 void wxPropertyGrid::SetCaptionBackgroundColour( const wxColour& col )
1289 {
1290     m_colCapBack = col;
1291     m_coloursCustomized |= 0x02;
1292     Refresh();
1293 }
1294
1295 // -----------------------------------------------------------------------
1296
1297 void wxPropertyGrid::SetCaptionTextColour( const wxColour& col )
1298 {
1299     m_colCapFore = col;
1300     m_coloursCustomized |= 0x04;
1301
1302     // Set the cached colour as well.
1303     ((wxPGColour*)m_arrFgCols.Item(1))->SetColour2(col);
1304
1305     Refresh();
1306 }
1307
1308 // -----------------------------------------------------------------------
1309
1310 void wxPropertyGrid::SetBackgroundColourIndex( wxPGProperty* p, int index )
1311 {
1312     unsigned char ind = index;
1313
1314     p->m_bgColIndex = ind;
1315
1316     unsigned int i;
1317     for ( i=0; i<p->GetChildCount(); i++ )
1318         SetBackgroundColourIndex(p->Item(i),index);
1319 }
1320
1321 // -----------------------------------------------------------------------
1322
1323 void wxPropertyGrid::SetPropertyBackgroundColour( wxPGPropArg id, const wxColour& colour )
1324 {
1325     wxPG_PROP_ARG_CALL_PROLOG()
1326
1327     size_t i;
1328     int colInd = -1;
1329
1330     long colAsLong = wxPG_COLOUR(colour.Red(),colour.Green(),colour.Blue());
1331
1332     // As it is most likely that the previous colour is used, start comparison
1333     // from the end.
1334     for ( i=(m_arrBgBrushes.size()-1); i>0; i-- )
1335     {
1336         if ( ((wxPGBrush*)m_arrBgBrushes.Item(i))->GetColourAsLong() == colAsLong )
1337         {
1338             colInd = i;
1339             break;
1340         }
1341     }
1342
1343     if ( colInd < 0 )
1344     {
1345         colInd = m_arrBgBrushes.size();
1346         wxCHECK_RET( colInd < 256, wxT("wxPropertyGrid: Warning - Only 255 different property background colours allowed.") );
1347         m_arrBgBrushes.Add( (void*)new wxPGBrush(colour) );
1348     }
1349
1350     // Set indexes
1351     SetBackgroundColourIndex(p,colInd);
1352
1353     // If this was on a visible grid, then draw it.
1354     DrawItemAndChildren(p);
1355 }
1356
1357 // -----------------------------------------------------------------------
1358
1359 wxColour wxPropertyGrid::GetPropertyBackgroundColour( wxPGPropArg id ) const
1360 {
1361     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(wxColour())
1362
1363     return ((wxPGBrush*)m_arrBgBrushes.Item(p->m_bgColIndex))->GetColour();
1364 }
1365
1366 // -----------------------------------------------------------------------
1367
1368 void wxPropertyGrid::SetTextColourIndex( wxPGProperty* p, int index, int flags )
1369 {
1370     unsigned char ind = index;
1371
1372     p->m_fgColIndex = ind;
1373
1374     if ( p->GetChildCount() && (flags & wxPG_RECURSE) )
1375     {
1376         unsigned int i;
1377         for ( i=0; i<p->GetChildCount(); i++ )
1378             SetTextColourIndex( p->Item(i), index, flags );
1379     }
1380 }
1381
1382 // -----------------------------------------------------------------------
1383
1384 int wxPropertyGrid::CacheColour( const wxColour& colour )
1385 {
1386     unsigned int i;
1387     int colInd = -1;
1388
1389     long colAsLong = wxPG_COLOUR(colour.Red(),colour.Green(),colour.Blue());
1390
1391     // As it is most likely that the previous colour is used, start comparison
1392     // from the end.
1393     for ( i=(m_arrFgCols.size()-1); i>0; i-- )
1394     {
1395         if ( ((wxPGColour*)m_arrFgCols.Item(i))->GetColourAsLong() == colAsLong )
1396         {
1397             colInd = i;
1398             break;
1399         }
1400     }
1401
1402     if ( colInd < 0 )
1403     {
1404         colInd = m_arrFgCols.size();
1405         wxCHECK_MSG( colInd < 256, 0, wxT("wxPropertyGrid: Warning - Only 255 different property foreground colours allowed.") );
1406         m_arrFgCols.Add( (void*)new wxPGColour(colour) );
1407     }
1408
1409     return colInd;
1410 }
1411
1412 // -----------------------------------------------------------------------
1413
1414 void wxPropertyGrid::SetPropertyTextColour( wxPGPropArg id, const wxColour& colour,
1415                                             bool recursively )
1416 {
1417     wxPG_PROP_ARG_CALL_PROLOG()
1418
1419     if ( p->IsCategory() )
1420     {
1421         wxPropertyCategory* cat = (wxPropertyCategory*) p;
1422         cat->SetTextColIndex(CacheColour(colour));
1423     }
1424
1425     // Set indexes
1426     int flags = 0;
1427     if ( recursively )
1428         flags |= wxPG_RECURSE;
1429     SetTextColourIndex(p, CacheColour(colour), flags);
1430
1431     DrawItemAndChildren(p);
1432 }
1433
1434 // -----------------------------------------------------------------------
1435
1436 wxColour wxPropertyGrid::GetPropertyTextColour( wxPGPropArg id ) const
1437 {
1438     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(wxColour())
1439
1440     return wxColour(*((wxPGColour*)m_arrFgCols.Item(p->m_fgColIndex)));
1441 }
1442
1443 void wxPropertyGrid::SetPropertyColoursToDefault( wxPGPropArg id )
1444 {
1445     wxPG_PROP_ARG_CALL_PROLOG()
1446
1447     SetBackgroundColourIndex( p, 0 );
1448     SetTextColourIndex( p, 0, wxPG_RECURSE );
1449
1450     if ( p->IsCategory() )
1451     {
1452         wxPropertyCategory* cat = (wxPropertyCategory*) p;
1453         cat->SetTextColIndex(1);
1454     }
1455 }
1456
1457 // -----------------------------------------------------------------------
1458 // wxPropertyGrid property adding and removal
1459 // -----------------------------------------------------------------------
1460
1461 void wxPropertyGrid::PrepareAfterItemsAdded()
1462 {
1463     if ( !m_pState || !m_pState->m_itemsAdded ) return;
1464
1465     m_pState->m_itemsAdded = 0;
1466
1467     if ( m_windowStyle & wxPG_AUTO_SORT )
1468         Sort();
1469
1470     RecalculateVirtualSize();
1471 }
1472
1473 // -----------------------------------------------------------------------
1474 // wxPropertyGrid property value setting and getting
1475 // -----------------------------------------------------------------------
1476
1477 void wxPropertyGrid::DoSetPropertyValueUnspecified( wxPGProperty* p )
1478 {
1479     m_pState->DoSetPropertyValueUnspecified(p);
1480     DrawItemAndChildren(p);
1481
1482     wxPGProperty* parent = p->GetParent();
1483     while ( (parent->GetFlags() & wxPG_PROP_PARENTAL_FLAGS) == wxPG_PROP_MISC_PARENT )
1484     {
1485         DrawItem(parent);
1486         parent = parent->GetParent();
1487     }
1488 }
1489
1490 // -----------------------------------------------------------------------
1491 // wxPropertyGrid property operations
1492 // -----------------------------------------------------------------------
1493
1494 bool wxPropertyGrid::EnsureVisible( wxPGPropArg id )
1495 {
1496     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(false)
1497
1498     Update();
1499
1500     bool changed = false;
1501
1502     // Is it inside collapsed section?
1503     if ( !p->IsVisible() )
1504     {
1505         // expand parents
1506         wxPGProperty* parent = p->GetParent();
1507         wxPGProperty* grandparent = parent->GetParent();
1508
1509         if ( grandparent && grandparent != m_pState->m_properties )
1510             Expand( grandparent );
1511
1512         Expand( parent );
1513         changed = true;
1514     }
1515
1516     // Need to scroll?
1517     int vx, vy;
1518     GetViewStart(&vx,&vy);
1519     vy*=wxPG_PIXELS_PER_UNIT;
1520
1521     int y = p->GetY();
1522
1523     if ( y < vy )
1524     {
1525         Scroll(vx, y/wxPG_PIXELS_PER_UNIT );
1526         m_iFlags |= wxPG_FL_SCROLLED;
1527         changed = true;
1528     }
1529     else if ( (y+m_lineHeight) > (vy+m_height) )
1530     {
1531         Scroll(vx, (y-m_height+(m_lineHeight*2))/wxPG_PIXELS_PER_UNIT );
1532         m_iFlags |= wxPG_FL_SCROLLED;
1533         changed = true;
1534     }
1535
1536     if ( changed )
1537         DrawItems( p, p );
1538
1539     return changed;
1540 }
1541
1542 // -----------------------------------------------------------------------
1543 // wxPropertyGrid helper methods called by properties
1544 // -----------------------------------------------------------------------
1545
1546 // Control font changer helper.
1547 void wxPropertyGrid::SetCurControlBoldFont()
1548 {
1549     wxASSERT( m_wndEditor );
1550     m_wndEditor->SetFont( m_captionFont );
1551 }
1552
1553 // -----------------------------------------------------------------------
1554
1555 wxPoint wxPropertyGrid::GetGoodEditorDialogPosition( wxPGProperty* p,
1556                                                      const wxSize& sz )
1557 {
1558 #if wxPG_SMALL_SCREEN
1559     // On small-screen devices, always show dialogs with default position and size.
1560     return wxDefaultPosition;
1561 #else
1562     int splitterX = GetSplitterPosition();
1563     int x = splitterX;
1564     int y = p->GetY();
1565
1566     wxCHECK_MSG( y >= 0, wxPoint(-1,-1), wxT("invalid y?") );
1567
1568     ImprovedClientToScreen( &x, &y );
1569
1570     int sw = wxSystemSettings::GetMetric( ::wxSYS_SCREEN_X );
1571     int sh = wxSystemSettings::GetMetric( ::wxSYS_SCREEN_Y );
1572
1573     int new_x;
1574     int new_y;
1575
1576     if ( x > (sw/2) )
1577         // left
1578         new_x = x + (m_width-splitterX) - sz.x;
1579     else
1580         // right
1581         new_x = x;
1582
1583     if ( y > (sh/2) )
1584         // above
1585         new_y = y - sz.y;
1586     else
1587         // below
1588         new_y = y + m_lineHeight;
1589
1590     return wxPoint(new_x,new_y);
1591 #endif
1592 }
1593
1594 // -----------------------------------------------------------------------
1595
1596 wxString& wxPropertyGrid::ExpandEscapeSequences( wxString& dst_str, wxString& src_str )
1597 {
1598     if ( src_str.length() == 0 )
1599     {
1600         dst_str = src_str;
1601         return src_str;
1602     }
1603
1604     bool prev_is_slash = false;
1605
1606     wxString::const_iterator i = src_str.begin();
1607
1608     dst_str.clear();
1609
1610     for ( ; i != src_str.end(); i++ )
1611     {
1612         wxUniChar a = *i;
1613
1614         if ( a != wxS('\\') )
1615         {
1616             if ( !prev_is_slash )
1617             {
1618                 dst_str << a;
1619             }
1620             else
1621             {
1622                 if ( a == wxS('n') )
1623                 {
1624             #ifdef __WXMSW__
1625                     dst_str << wxS('\n');
1626             #else
1627                     dst_str << wxS('\n');
1628             #endif
1629                 }
1630                 else if ( a == wxS('t') )
1631                     dst_str << wxS('\t');
1632                 else
1633                     dst_str << a;
1634             }
1635             prev_is_slash = false;
1636         }
1637         else
1638         {
1639             if ( prev_is_slash )
1640             {
1641                 dst_str << wxS('\\');
1642                 prev_is_slash = false;
1643             }
1644             else
1645             {
1646                 prev_is_slash = true;
1647             }
1648         }
1649     }
1650     return dst_str;
1651 }
1652
1653 // -----------------------------------------------------------------------
1654
1655 wxString& wxPropertyGrid::CreateEscapeSequences( wxString& dst_str, wxString& src_str )
1656 {
1657     if ( src_str.length() == 0 )
1658     {
1659         dst_str = src_str;
1660         return src_str;
1661     }
1662
1663     wxString::const_iterator i = src_str.begin();
1664     wxUniChar prev_a = wxS('\0');
1665
1666     dst_str.clear();
1667
1668     for ( ; i != src_str.end(); i++ )
1669     {
1670         wxChar a = *i;
1671
1672         if ( a >= wxS(' ') )
1673         {
1674             // This surely is not something that requires an escape sequence.
1675             dst_str << a;
1676         }
1677         else
1678         {
1679             // This might need...
1680             if ( a == wxS('\r')  )
1681             {
1682                 // DOS style line end.
1683                 // Already taken care below
1684             }
1685             else if ( a == wxS('\n') )
1686                 // UNIX style line end.
1687                 dst_str << wxS("\\n");
1688             else if ( a == wxS('\t') )
1689                 // Tab.
1690                 dst_str << wxS('\t');
1691             else
1692             {
1693                 //wxLogDebug(wxT("WARNING: Could not create escape sequence for character #%i"),(int)a);
1694                 dst_str << a;
1695             }
1696         }
1697
1698         prev_a = a;
1699     }
1700     return dst_str;
1701 }
1702
1703 // -----------------------------------------------------------------------
1704
1705 wxPGProperty* wxPropertyGrid::DoGetItemAtY( int y ) const
1706 {
1707     // Outside?
1708     if ( y < 0 )
1709         return (wxPGProperty*) NULL;
1710
1711     unsigned int a = 0;
1712     return m_pState->m_properties->GetItemAtY(y, m_lineHeight, &a);
1713 }
1714
1715 // -----------------------------------------------------------------------
1716 // wxPropertyGrid graphics related methods
1717 // -----------------------------------------------------------------------
1718
1719 void wxPropertyGrid::OnPaint( wxPaintEvent& WXUNUSED(event) )
1720 {
1721     wxPaintDC dc(this);
1722
1723     // Update everything inside the box
1724     wxRect r = GetUpdateRegion().GetBox();
1725
1726     dc.SetPen(m_colEmptySpace);
1727     dc.SetBrush(m_colEmptySpace);
1728     dc.DrawRectangle(r);
1729 }
1730
1731 // -----------------------------------------------------------------------
1732
1733 void wxPropertyGrid::DrawExpanderButton( wxDC& dc, const wxRect& rect,
1734                                          wxPGProperty* property ) const
1735 {
1736     // Prepare rectangle to be used
1737     wxRect r(rect);
1738     r.x += m_gutterWidth; r.y += m_buttonSpacingY;
1739     r.width = m_iconWidth; r.height = m_iconHeight;
1740
1741 #if (wxPG_USE_RENDERER_NATIVE)
1742     //
1743 #elif wxPG_ICON_WIDTH
1744     // Drawing expand/collapse button manually
1745     dc.SetPen(m_colPropFore);
1746     if ( property->IsCategory() )
1747         dc.SetBrush(*wxTRANSPARENT_BRUSH);
1748     else
1749         dc.SetBrush(m_colPropBack);
1750
1751     dc.DrawRectangle( r );
1752     int _y = r.y+(m_iconWidth/2);
1753     dc.DrawLine(r.x+2,_y,r.x+m_iconWidth-2,_y);
1754 #else
1755     wxBitmap* bmp;
1756 #endif
1757
1758     if ( property->IsExpanded() )
1759     {
1760     // wxRenderer functions are non-mutating in nature, so it
1761     // should be safe to cast "const wxPropertyGrid*" to "wxWindow*".
1762     // Hopefully this does not cause problems.
1763     #if (wxPG_USE_RENDERER_NATIVE)
1764         wxRendererNative::Get().DrawTreeItemButton(
1765                 (wxWindow*)this,
1766                 dc,
1767                 r,
1768                 wxCONTROL_EXPANDED
1769             );
1770     #elif wxPG_ICON_WIDTH
1771         //
1772     #else
1773         bmp = m_collbmp;
1774     #endif
1775
1776     }
1777     else
1778     {
1779     #if (wxPG_USE_RENDERER_NATIVE)
1780         wxRendererNative::Get().DrawTreeItemButton(
1781                 (wxWindow*)this,
1782                 dc,
1783                 r,
1784                 0
1785             );
1786     #elif wxPG_ICON_WIDTH
1787         int _x = r.x+(m_iconWidth/2);
1788         dc.DrawLine(_x,r.y+2,_x,r.y+m_iconWidth-2);
1789     #else
1790         bmp = m_expandbmp;
1791     #endif
1792     }
1793
1794 #if (wxPG_USE_RENDERER_NATIVE)
1795     //
1796 #elif wxPG_ICON_WIDTH
1797     //
1798 #else
1799     dc.DrawBitmap( *bmp, r.x, r.y, true );
1800 #endif
1801 }
1802
1803 // -----------------------------------------------------------------------
1804
1805 //
1806 // This is the one called by OnPaint event handler and others.
1807 // topy and bottomy are already unscrolled (ie. physical)
1808 //
1809 void wxPropertyGrid::DrawItems( wxDC& dc,
1810                                 unsigned int topy,
1811                                 unsigned int bottomy,
1812                                 const wxRect* clipRect )
1813 {
1814     if ( m_frozen || m_height < 1 || bottomy < topy || !m_pState ) return;
1815
1816     m_pState->EnsureVirtualHeight();
1817
1818     wxRect tempClipRect;
1819     if ( !clipRect )
1820     {
1821         tempClipRect = wxRect(0,topy,m_pState->m_width,bottomy);
1822         clipRect = &tempClipRect;
1823     }
1824
1825     // items added check
1826     if ( m_pState->m_itemsAdded ) PrepareAfterItemsAdded();
1827
1828     int paintFinishY = 0;
1829
1830     if ( m_pState->m_properties->GetChildCount() > 0 )
1831     {
1832         wxDC* dcPtr = &dc;
1833         bool isBuffered = false;
1834
1835     #if wxPG_DOUBLE_BUFFER
1836         wxMemoryDC* bufferDC = NULL;
1837
1838         if ( !(GetExtraStyle() & wxPG_EX_NATIVE_DOUBLE_BUFFERING) )
1839         {
1840             if ( !m_doubleBuffer )
1841             {
1842                 paintFinishY = clipRect->y;
1843                 dcPtr = NULL;
1844             }
1845             else
1846             {
1847                 bufferDC = new wxMemoryDC();
1848
1849                 // If nothing was changed, then just copy from double-buffer
1850                 bufferDC->SelectObject( *m_doubleBuffer );
1851                 dcPtr = bufferDC;
1852
1853                 isBuffered = true;
1854             }
1855         }
1856     #endif
1857
1858         if ( dcPtr )
1859         {
1860             dc.SetClippingRegion( *clipRect );
1861             paintFinishY = DoDrawItems( *dcPtr, NULL, NULL, clipRect, isBuffered );
1862         }
1863
1864     #if wxPG_DOUBLE_BUFFER
1865         if ( bufferDC )
1866         {
1867             dc.Blit( clipRect->x, clipRect->y, clipRect->width, clipRect->height,
1868                 bufferDC, 0, 0, wxCOPY );
1869             dc.DestroyClippingRegion(); // Is this really necessary?
1870             delete bufferDC;
1871         }
1872     #endif
1873     }
1874
1875     // Clear area beyond bottomY?
1876     if ( paintFinishY < (clipRect->y+clipRect->height) )
1877     {
1878         dc.SetPen(m_colEmptySpace);
1879         dc.SetBrush(m_colEmptySpace);
1880         dc.DrawRectangle( 0, paintFinishY, m_width, (clipRect->y+clipRect->height) );
1881     }
1882 }
1883
1884 // -----------------------------------------------------------------------
1885
1886 int wxPropertyGrid::DoDrawItems( wxDC& dc,
1887                                  const wxPGProperty* firstItem,
1888                                  const wxPGProperty* lastItem,
1889                                  const wxRect* clipRect,
1890                                  bool isBuffered ) const
1891 {
1892     // TODO: This should somehow be eliminated.
1893     wxRect tempClipRect;
1894     if ( !clipRect )
1895     {
1896         wxASSERT(firstItem);
1897         wxASSERT(lastItem);
1898         tempClipRect = GetPropertyRect(firstItem, lastItem);
1899         clipRect = &tempClipRect;
1900     }
1901
1902     if ( !firstItem )
1903         firstItem = DoGetItemAtY(clipRect->y);
1904
1905     if ( !lastItem )
1906     {
1907         lastItem = DoGetItemAtY(clipRect->y+clipRect->height-1);
1908         if ( !lastItem )
1909             lastItem = GetLastItem( wxPG_ITERATE_VISIBLE );
1910     }
1911
1912     if ( m_frozen || m_height < 1 || firstItem == NULL )
1913         return clipRect->y;
1914
1915     wxCHECK_MSG( !m_pState->m_itemsAdded, clipRect->y, wxT("no items added") );
1916     wxASSERT( m_pState->m_properties->GetChildCount() );
1917
1918     int lh = m_lineHeight;
1919
1920     int firstItemTopY;
1921     int lastItemBottomY;
1922
1923     firstItemTopY = clipRect->y;
1924     lastItemBottomY = clipRect->y + clipRect->height;
1925
1926     // Align y coordinates to item boundaries
1927     firstItemTopY -= firstItemTopY % lh;
1928     lastItemBottomY += lh - (lastItemBottomY % lh);
1929     lastItemBottomY -= 1;
1930
1931     // Entire range outside scrolled, visible area?
1932     if ( firstItemTopY >= (int)m_pState->GetVirtualHeight() || lastItemBottomY <= 0 )
1933         return clipRect->y;
1934
1935     wxCHECK_MSG( firstItemTopY < lastItemBottomY, clipRect->y, wxT("invalid y values") );
1936
1937
1938     /*
1939     wxLogDebug(wxT("  -> DoDrawItems ( \"%s\" -> \"%s\", height=%i (ch=%i), clipRect = 0x%lX )"),
1940         firstItem->GetLabel().c_str(),
1941         lastItem->GetLabel().c_str(),
1942         (int)(lastItemBottomY - firstItemTopY),
1943         (int)m_height,
1944         (unsigned long)clipRect );
1945     */
1946
1947     wxRect r;
1948
1949     long windowStyle = m_windowStyle;
1950
1951     int xRelMod = 0;
1952     int yRelMod = 0;
1953
1954     //
1955     // With wxPG_DOUBLE_BUFFER, do double buffering
1956     // - buffer's y = 0, so align cliprect and coordinates to that
1957     //
1958 #if wxPG_DOUBLE_BUFFER
1959
1960     wxRect cr2;
1961
1962     if ( isBuffered )
1963     {
1964         xRelMod = clipRect->x;
1965         yRelMod = clipRect->y;
1966
1967         //
1968         // clipRect conversion
1969         if ( clipRect )
1970         {
1971             cr2 = *clipRect;
1972             cr2.x -= xRelMod;
1973             cr2.y -= yRelMod;
1974             clipRect = &cr2;
1975         }
1976         firstItemTopY -= yRelMod;
1977         lastItemBottomY -= yRelMod;
1978     }
1979 #else
1980     wxUnusedVar(isBuffered);
1981 #endif
1982
1983     int x = m_marginWidth - xRelMod;
1984
1985     const wxFont& normalfont = m_font;
1986
1987     bool reallyFocused = (m_iFlags & wxPG_FL_FOCUSED) ? true : false;
1988
1989     bool isEnabled = IsEnabled();
1990
1991     //
1992     // Prepare some pens and brushes that are often changed to.
1993     //
1994
1995     wxBrush marginBrush(m_colMargin);
1996     wxPen marginPen(m_colMargin);
1997     wxBrush capbgbrush(m_colCapBack,wxSOLID);
1998     wxPen linepen(m_colLine,1,wxSOLID);
1999
2000     // pen that has same colour as text
2001     wxPen outlinepen(m_colPropFore,1,wxSOLID);
2002
2003     //
2004     // Clear margin with background colour
2005     //
2006     dc.SetBrush( marginBrush );
2007     if ( !(windowStyle & wxPG_HIDE_MARGIN) )
2008     {
2009         dc.SetPen( *wxTRANSPARENT_PEN );
2010         dc.DrawRectangle(-1-xRelMod,firstItemTopY-1,x+2,lastItemBottomY-firstItemTopY+2);
2011     }
2012
2013     const wxPGProperty* selected = m_selected;
2014     const wxPropertyGridPageState* state = m_pState;
2015
2016 #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
2017     bool wasSelectedPainted = false;
2018 #endif
2019
2020     // TODO: Only render columns that are within clipping region.
2021
2022     dc.SetFont(normalfont);
2023
2024     wxPropertyGridConstIterator it( state, wxPG_ITERATE_VISIBLE, firstItem );
2025     int endScanBottomY = lastItemBottomY + lh;
2026     int y = firstItemTopY;
2027
2028     //
2029     // Pregenerate list of visible properties.
2030     wxArrayPGProperty visPropArray;
2031     visPropArray.reserve((m_height/m_lineHeight)+6);
2032
2033     for ( ; !it.AtEnd(); it.Next() )
2034     {
2035         const wxPGProperty* p = *it;
2036
2037         if ( !p->HasFlag(wxPG_PROP_HIDDEN) )
2038         {
2039             visPropArray.push_back((wxPGProperty*)p);
2040
2041             if ( y > endScanBottomY )
2042                 break;
2043
2044             y += lh;
2045         }
2046     }
2047
2048     visPropArray.push_back(NULL);
2049
2050     wxPGProperty* nextP = visPropArray[0];
2051
2052     int gridWidth = state->m_width;
2053
2054     y = firstItemTopY;
2055     for ( unsigned int arrInd=1;
2056           nextP && y <= lastItemBottomY;
2057           arrInd++ )
2058     {
2059         wxPGProperty* p = nextP;
2060         nextP = visPropArray[arrInd];
2061
2062         int rowHeight = m_fontHeight+(m_spacingy*2)+1;
2063         int textMarginHere = x;
2064         int renderFlags = wxPGCellRenderer::Control;
2065
2066         int greyDepth = m_marginWidth;
2067         if ( !(windowStyle & wxPG_HIDE_CATEGORIES) )
2068             greyDepth = (((int)p->m_depthBgCol)-1) * m_subgroup_extramargin + m_marginWidth;
2069
2070         int greyDepthX = greyDepth - xRelMod;
2071
2072         // Use basic depth if in non-categoric mode and parent is base array.
2073         if ( !(windowStyle & wxPG_HIDE_CATEGORIES) || p->GetParent() != m_pState->m_properties )
2074         {
2075             textMarginHere += ((unsigned int)((p->m_depth-1)*m_subgroup_extramargin));
2076         }
2077
2078         // Paint margin area
2079         dc.SetBrush(marginBrush);
2080         dc.SetPen(marginPen);
2081         dc.DrawRectangle( -xRelMod, y, greyDepth, lh );
2082
2083         dc.SetPen( linepen );
2084
2085         int y2 = y + lh;
2086
2087         // Margin Edge
2088         dc.DrawLine( greyDepthX, y, greyDepthX, y2 );
2089
2090         // Splitters
2091         unsigned int si;
2092         int sx = x;
2093
2094         for ( si=0; si<state->m_colWidths.size(); si++ )
2095         {
2096             sx += state->m_colWidths[si];
2097             dc.DrawLine( sx, y, sx, y2 );
2098         }
2099
2100         // Horizontal Line, below
2101         //   (not if both this and next is category caption)
2102         if ( p->IsCategory() &&
2103              nextP && nextP->IsCategory() )
2104             dc.SetPen(m_colCapBack);
2105
2106         dc.DrawLine( greyDepthX, y2-1, gridWidth-xRelMod, y2-1 );
2107
2108         if ( p == selected )
2109         {
2110             renderFlags |= wxPGCellRenderer::Selected;
2111 #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
2112             wasSelectedPainted = true;
2113 #endif
2114         }
2115
2116         wxColour rowBgCol;
2117         wxColour rowFgCol;
2118         wxBrush rowBgBrush;
2119
2120         if ( p->IsCategory() )
2121         {
2122             if ( p->m_fgColIndex == 0 )
2123                 rowFgCol = m_colCapFore;
2124             else
2125                 rowFgCol = *(wxPGColour*)m_arrFgCols[p->m_fgColIndex];
2126             rowBgBrush = wxBrush(m_colCapBack);
2127         }
2128         else if ( p != selected )
2129         {
2130             // Disabled may get different colour.
2131             if ( !p->IsEnabled() )
2132                 rowFgCol = m_colDisPropFore;
2133             else
2134                 rowFgCol = *(wxPGColour*)m_arrFgCols[p->m_fgColIndex];
2135
2136             rowBgBrush = *(wxPGBrush*)m_arrBgBrushes[p->m_bgColIndex];
2137         }
2138         else
2139         {
2140             // Selected gets different colour.
2141             if ( reallyFocused )
2142             {
2143                 rowFgCol = m_colSelFore;
2144                 rowBgBrush = wxBrush(m_colSelBack);
2145             }
2146             else if ( isEnabled )
2147             {
2148                 rowFgCol = *(wxPGColour*)m_arrFgCols[p->m_fgColIndex];
2149                 rowBgBrush = marginBrush;
2150             }
2151             else
2152             {
2153                 rowFgCol = m_colDisPropFore;
2154                 rowBgBrush = wxBrush(m_colSelBack);
2155             }
2156         }
2157
2158         bool fontChanged = false;
2159
2160         wxRect butRect( ((p->m_depth - 1) * m_subgroup_extramargin) - xRelMod,
2161                         y,
2162                         m_marginWidth,
2163                         lh );
2164
2165         if ( p->IsCategory() )
2166         {
2167             // Captions are all cells merged as one
2168             dc.SetFont(m_captionFont);
2169             fontChanged = true;
2170             wxRect cellRect(greyDepthX, y, gridWidth - greyDepth + 2, rowHeight-1 );
2171
2172             dc.SetBrush(rowBgBrush);
2173             dc.SetPen(rowBgBrush.GetColour());
2174             dc.SetTextForeground(rowFgCol);
2175
2176             dc.DrawRectangle(cellRect);
2177
2178             // Foreground
2179             wxPGCellRenderer* renderer = p->GetCellRenderer(0);
2180             renderer->Render( dc, cellRect, this, p, 0, -1, renderFlags );
2181
2182             // Tree Item Button
2183             if ( !HasFlag(wxPG_HIDE_MARGIN) && p->HasVisibleChildren() )
2184                 DrawExpanderButton( dc, butRect, p );
2185         }
2186         else
2187         {
2188             if ( p->m_flags & wxPG_PROP_MODIFIED && (windowStyle & wxPG_BOLD_MODIFIED) )
2189             {
2190                 dc.SetFont(m_captionFont);
2191                 fontChanged = true;
2192             }
2193
2194             unsigned int ci;
2195             int cellX = x + 1;
2196             int nextCellWidth = state->m_colWidths[0];
2197             wxRect cellRect(greyDepthX+1, y, 0, rowHeight-1);
2198             int textXAdd = textMarginHere - greyDepthX;
2199
2200             for ( ci=0; ci<state->m_colWidths.size(); ci++ )
2201             {
2202                 cellRect.width = nextCellWidth - 1;
2203
2204                 bool ctrlCell = false;
2205
2206                 // Background
2207                 if ( p == selected && m_wndEditor && ci == 1 )
2208                 {
2209                     wxColour editorBgCol = GetEditorControl()->GetBackgroundColour();
2210                     dc.SetBrush(editorBgCol);
2211                     dc.SetPen(editorBgCol);
2212                     dc.SetTextForeground(m_colPropFore);
2213
2214                     if ( m_dragStatus == 0 && !(m_iFlags & wxPG_FL_CUR_USES_CUSTOM_IMAGE) )
2215                         ctrlCell = true;
2216                 }
2217                 else
2218                 {
2219                     dc.SetBrush(rowBgBrush);
2220                     dc.SetPen(rowBgBrush.GetColour());
2221                     dc.SetTextForeground(rowFgCol);
2222                 }
2223
2224                 dc.DrawRectangle(cellRect);
2225
2226                 // Tree Item Button
2227                 if ( ci == 0 && !HasFlag(wxPG_HIDE_MARGIN) && p->HasVisibleChildren() )
2228                     DrawExpanderButton( dc, butRect, p );
2229
2230                 dc.SetClippingRegion(cellRect);
2231
2232                 cellRect.x += textXAdd;
2233                 cellRect.width -= textXAdd;
2234
2235                 // Foreground
2236                 if ( !ctrlCell )
2237                 {
2238                     wxPGCellRenderer* renderer;
2239                     int cmnVal = p->GetCommonValue();
2240                     if ( cmnVal == -1 || ci != 1 )
2241                     {
2242                         renderer = p->GetCellRenderer(ci);
2243                         renderer->Render( dc, cellRect, this, p, ci, -1, renderFlags );
2244                     }
2245                     else
2246                     {
2247                         renderer = GetCommonValue(cmnVal)->GetRenderer();
2248                         renderer->Render( dc, cellRect, this, p, ci, -1, renderFlags );
2249                     }
2250                 }
2251
2252                 cellX += state->m_colWidths[ci];
2253                 if ( ci < (state->m_colWidths.size()-1) )
2254                     nextCellWidth = state->m_colWidths[ci+1];
2255                 cellRect.x = cellX;
2256                 dc.DestroyClippingRegion(); // Is this really necessary?
2257                 textXAdd = 0;
2258             }
2259         }
2260
2261         if ( fontChanged )
2262             dc.SetFont(normalfont);
2263
2264         y += rowHeight;
2265     }
2266
2267     // Refresh editor controls (seems not needed on msw)
2268     // NOTE: This code is mandatory for GTK!
2269 #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
2270     if ( wasSelectedPainted )
2271     {
2272         if ( m_wndEditor )
2273             m_wndEditor->Refresh();
2274         if ( m_wndEditor2 )
2275             m_wndEditor2->Refresh();
2276     }
2277 #endif
2278
2279     return y + yRelMod;
2280 }
2281
2282 // -----------------------------------------------------------------------
2283
2284 wxRect wxPropertyGrid::GetPropertyRect( const wxPGProperty* p1, const wxPGProperty* p2 ) const
2285 {
2286     wxRect r;
2287
2288     if ( m_width < 10 || m_height < 10 ||
2289          !m_pState->m_properties->GetChildCount() ||
2290          p1 == (wxPGProperty*) NULL )
2291         return wxRect(0,0,0,0);
2292
2293     int vy = 0;
2294
2295     //
2296     // Return rect which encloses the given property range
2297
2298     int visTop = p1->GetY();
2299     int visBottom;
2300     if ( p2 )
2301         visBottom = p2->GetY() + m_lineHeight;
2302     else
2303         visBottom = m_height + visTop;
2304
2305     // If seleced property is inside the range, we'll extend the range to include
2306     // control's size.
2307     wxPGProperty* selected = m_selected;
2308     if ( selected )
2309     {
2310         int selectedY = selected->GetY();
2311         if ( selectedY >= visTop && selectedY < visBottom )
2312         {
2313             wxWindow* editor = GetEditorControl();
2314             if ( editor )
2315             {
2316                 int visBottom2 = selectedY + editor->GetSize().y;
2317                 if ( visBottom2 > visBottom )
2318                     visBottom = visBottom2;
2319             }
2320         }
2321     }
2322
2323     return wxRect(0,visTop-vy,m_pState->m_width,visBottom-visTop);
2324 }
2325
2326 // -----------------------------------------------------------------------
2327
2328 void wxPropertyGrid::DrawItems( const wxPGProperty* p1, const wxPGProperty* p2 )
2329 {
2330     if ( m_frozen )
2331         return;
2332
2333     if ( m_pState->m_itemsAdded )
2334         PrepareAfterItemsAdded();
2335
2336     wxRect r = GetPropertyRect(p1, p2);
2337     if ( r.width > 0 )
2338     {
2339         m_canvas->RefreshRect(r);
2340     }
2341 }
2342
2343 // -----------------------------------------------------------------------
2344
2345 void wxPropertyGrid::RefreshProperty( wxPGProperty* p )
2346 {
2347     if ( p == m_selected )
2348         DoSelectProperty(p, wxPG_SEL_FORCE);
2349
2350     DrawItemAndChildren(p);
2351 }
2352
2353 // -----------------------------------------------------------------------
2354
2355 void wxPropertyGrid::DrawItemAndValueRelated( wxPGProperty* p )
2356 {
2357     if ( m_frozen )
2358         return;
2359
2360     // Draw item, children, and parent too, if it is not category
2361     wxPGProperty* parent = p->GetParent();
2362
2363     while ( parent &&
2364             !parent->IsCategory() &&
2365             parent->GetParent() )
2366     {
2367          DrawItem(parent);
2368          parent = parent->GetParent();
2369     }
2370
2371     DrawItemAndChildren(p);
2372 }
2373
2374 void wxPropertyGrid::DrawItemAndChildren( wxPGProperty* p )
2375 {
2376     wxCHECK_RET( p, wxT("invalid property id") );
2377
2378     // Do not draw if in non-visible page
2379     if ( p->GetParentState() != m_pState )
2380         return;
2381
2382     // do not draw a single item if multiple pending
2383     if ( m_pState->m_itemsAdded || m_frozen )
2384         return;
2385
2386     wxWindow* wndPrimary = GetEditorControl();
2387
2388     // Update child control.
2389     if ( m_selected && m_selected->GetParent() == p )
2390         m_selected->UpdateControl(wndPrimary);
2391
2392     const wxPGProperty* lastDrawn = p->GetLastVisibleSubItem();
2393
2394     DrawItems(p, lastDrawn);
2395 }
2396
2397 // -----------------------------------------------------------------------
2398
2399 void wxPropertyGrid::Refresh( bool WXUNUSED(eraseBackground),
2400                               const wxRect *rect )
2401 {
2402     PrepareAfterItemsAdded();
2403
2404     wxWindow::Refresh(false);
2405     if ( m_canvas )
2406         // TODO: Coordinate translation
2407         m_canvas->Refresh(false, rect);
2408
2409 #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
2410     // I think this really helps only GTK+1.2
2411     if ( m_wndEditor ) m_wndEditor->Refresh();
2412     if ( m_wndEditor2 ) m_wndEditor2->Refresh();
2413 #endif
2414 }
2415
2416 // -----------------------------------------------------------------------
2417 // wxPropertyGrid global operations
2418 // -----------------------------------------------------------------------
2419
2420 void wxPropertyGrid::Clear()
2421 {
2422     if ( m_selected )
2423     {
2424         bool selRes = DoSelectProperty(NULL, wxPG_SEL_DELETING);  // This must be before state clear
2425         wxPG_CHECK_RET_DBG( selRes,
2426                             wxT("failed to deselect a property (editor probably had invalid value)") );
2427     }
2428
2429     m_pState->DoClear();
2430
2431     m_propHover = NULL;
2432
2433     m_prevVY = 0;
2434
2435     RecalculateVirtualSize();
2436
2437     // Need to clear some area at the end
2438     if ( !m_frozen )
2439         RefreshRect(wxRect(0, 0, m_width, m_height));
2440 }
2441
2442 // -----------------------------------------------------------------------
2443
2444 bool wxPropertyGrid::EnableCategories( bool enable )
2445 {
2446     if ( !ClearSelection() )
2447         return false;
2448
2449     if ( enable )
2450     {
2451         //
2452         // Enable categories
2453         //
2454
2455         m_windowStyle &= ~(wxPG_HIDE_CATEGORIES);
2456     }
2457     else
2458     {
2459         //
2460         // Disable categories
2461         //
2462         m_windowStyle |= wxPG_HIDE_CATEGORIES;
2463     }
2464
2465     if ( !m_pState->EnableCategories(enable) )
2466         return false;
2467
2468     if ( !m_frozen )
2469     {
2470         if ( m_windowStyle & wxPG_AUTO_SORT )
2471         {
2472             m_pState->m_itemsAdded = 1; // force
2473             PrepareAfterItemsAdded();
2474         }
2475     }
2476     else
2477         m_pState->m_itemsAdded = 1;
2478
2479     // No need for RecalculateVirtualSize() here - it is already called in
2480     // wxPropertyGridPageState method above.
2481
2482     Refresh();
2483
2484     return true;
2485 }
2486
2487 // -----------------------------------------------------------------------
2488
2489 void wxPropertyGrid::SwitchState( wxPropertyGridPageState* pNewState )
2490 {
2491     wxASSERT( pNewState );
2492     wxASSERT( pNewState->GetGrid() );
2493
2494     if ( pNewState == m_pState )
2495         return;
2496
2497     wxPGProperty* oldSelection = m_selected;
2498
2499     // Deselect
2500     if ( m_selected )
2501     {
2502         bool selRes = ClearSelection();
2503         wxPG_CHECK_RET_DBG( selRes,
2504                             wxT("failed to deselect a property (editor probably had invalid value)") );
2505     }
2506
2507     m_pState->m_selected = oldSelection;
2508
2509     bool orig_mode = m_pState->IsInNonCatMode();
2510     bool new_state_mode = pNewState->IsInNonCatMode();
2511
2512     m_pState = pNewState;
2513
2514     // Validate width
2515     int pgWidth = GetClientSize().x;
2516     if ( HasVirtualWidth() )
2517     {
2518         int minWidth = pgWidth;
2519         if ( pNewState->m_width < minWidth )
2520         {
2521             pNewState->m_width = minWidth;
2522             pNewState->CheckColumnWidths();
2523         }
2524     }
2525     else
2526     {
2527         //
2528         // Just in case, fully re-center splitter
2529         if ( HasFlag( wxPG_SPLITTER_AUTO_CENTER ) )
2530             pNewState->m_fSplitterX = -1.0;
2531
2532         pNewState->OnClientWidthChange( pgWidth, pgWidth - pNewState->m_width );
2533     }
2534
2535     m_propHover = (wxPGProperty*) NULL;
2536
2537     // If necessary, convert state to correct mode.
2538     if ( orig_mode != new_state_mode )
2539     {
2540         // This should refresh as well.
2541         EnableCategories( orig_mode?false:true );
2542     }
2543     else if ( !m_frozen )
2544     {
2545         // Refresh, if not frozen.
2546         if ( m_pState->m_itemsAdded )
2547             PrepareAfterItemsAdded();
2548
2549         // Reselect
2550         if ( m_pState->m_selected )
2551             DoSelectProperty( m_pState->m_selected );
2552
2553         RecalculateVirtualSize(0);
2554         Refresh();
2555     }
2556     else
2557         m_pState->m_itemsAdded = 1;
2558 }
2559
2560 // -----------------------------------------------------------------------
2561
2562 void wxPropertyGrid::SortChildren( wxPGPropArg id )
2563 {
2564     wxPG_PROP_ARG_CALL_PROLOG()
2565
2566     m_pState->SortChildren( p );
2567 }
2568
2569 // -----------------------------------------------------------------------
2570
2571 void wxPropertyGrid::Sort()
2572 {
2573     bool selRes = ClearSelection();  // This must be before state clear
2574     wxPG_CHECK_RET_DBG( selRes,
2575                         wxT("failed to deselect a property (editor probably had invalid value)") );
2576
2577     m_pState->Sort();
2578 }
2579
2580 // -----------------------------------------------------------------------
2581
2582 // Call to SetSplitterPosition will always disable splitter auto-centering
2583 // if parent window is shown.
2584 void wxPropertyGrid::DoSetSplitterPosition_( int newxpos, bool refresh, int splitterIndex, bool allPages )
2585 {
2586     if ( ( newxpos < wxPG_DRAG_MARGIN ) )
2587         return;
2588
2589     wxPropertyGridPageState* state = m_pState;
2590
2591     state->DoSetSplitterPosition( newxpos, splitterIndex, allPages );
2592
2593     if ( refresh )
2594     {
2595         if ( m_selected )
2596             CorrectEditorWidgetSizeX();
2597
2598         Refresh();
2599     }
2600 }
2601
2602 // -----------------------------------------------------------------------
2603
2604 void wxPropertyGrid::CenterSplitter( bool enableAutoCentering )
2605 {
2606     SetSplitterPosition( m_width/2, true );
2607     if ( enableAutoCentering && ( m_windowStyle & wxPG_SPLITTER_AUTO_CENTER ) )
2608         m_iFlags &= ~(wxPG_FL_DONT_CENTER_SPLITTER);
2609 }
2610
2611 // -----------------------------------------------------------------------
2612 // wxPropertyGrid item iteration (GetNextProperty etc.) methods
2613 // -----------------------------------------------------------------------
2614
2615 // Returns nearest paint visible property (such that will be painted unless
2616 // window is scrolled or resized). If given property is paint visible, then
2617 // it itself will be returned
2618 wxPGProperty* wxPropertyGrid::GetNearestPaintVisible( wxPGProperty* p ) const
2619 {
2620     int vx,vy1;// Top left corner of client
2621     GetViewStart(&vx,&vy1);
2622     vy1 *= wxPG_PIXELS_PER_UNIT;
2623
2624     int vy2 = vy1 + m_height;
2625     int propY = p->GetY2(m_lineHeight);
2626
2627     if ( (propY + m_lineHeight) < vy1 )
2628     {
2629     // Too high
2630         return DoGetItemAtY( vy1 );
2631     }
2632     else if ( propY > vy2 )
2633     {
2634     // Too low
2635         return DoGetItemAtY( vy2 );
2636     }
2637
2638     // Itself paint visible
2639     return p;
2640
2641 }
2642
2643 // -----------------------------------------------------------------------
2644
2645 void wxPropertyGrid::SetButtonShortcut( int keycode, bool ctrlDown, bool altDown )
2646 {
2647     if ( keycode )
2648     {
2649         m_pushButKeyCode = keycode;
2650         m_pushButKeyCodeNeedsCtrl = ctrlDown ? 1 : 0;
2651         m_pushButKeyCodeNeedsAlt = altDown ? 1 : 0;
2652     }
2653     else
2654     {
2655         m_pushButKeyCode = WXK_DOWN;
2656         m_pushButKeyCodeNeedsCtrl = 0;
2657         m_pushButKeyCodeNeedsAlt = 1;
2658     }
2659 }
2660
2661 // -----------------------------------------------------------------------
2662 // Methods related to change in value, value modification and sending events
2663 // -----------------------------------------------------------------------
2664
2665 // commits any changes in editor of selected property
2666 // return true if validation did not fail
2667 // flags are same as with DoSelectProperty
2668 bool wxPropertyGrid::CommitChangesFromEditor( wxUint32 flags )
2669 {
2670     // Committing already?
2671     if ( m_inCommitChangesFromEditor )
2672         return true;
2673
2674     // Don't do this if already processing editor event. It might
2675     // induce recursive dialogs and crap like that.
2676     if ( m_iFlags & wxPG_FL_IN_ONCUSTOMEDITOREVENT )
2677     {
2678         if ( m_inDoPropertyChanged )
2679             return true;
2680
2681         return false;
2682     }
2683
2684     if ( m_wndEditor &&
2685          IsEditorsValueModified() &&
2686          (m_iFlags & wxPG_FL_INITIALIZED) &&
2687          m_selected )
2688     {
2689         m_inCommitChangesFromEditor = 1;
2690
2691         wxVariant variant(m_selected->GetValueRef());
2692         bool valueIsPending = false;
2693
2694         // JACS - necessary to avoid new focus being found spuriously within OnIdle
2695         // due to another window getting focus
2696         wxWindow* oldFocus = m_curFocused;
2697
2698         bool validationFailure = false;
2699         bool forceSuccess = (flags & (wxPG_SEL_NOVALIDATE|wxPG_SEL_FORCE)) ? true : false;
2700
2701         m_chgInfo_changedProperty = NULL;
2702
2703         // If truly modified, schedule value as pending.
2704         if ( m_selected->GetEditorClass()->GetValueFromControl( variant, m_selected, GetEditorControl() ) )
2705         {
2706             if ( DoEditorValidate() &&
2707                  PerformValidation(m_selected, variant) )
2708             {
2709                 valueIsPending = true;
2710             }
2711             else
2712             {
2713                 validationFailure = true;
2714             }
2715         }
2716         else
2717         {
2718             EditorsValueWasNotModified();
2719         }
2720
2721         bool res = true;
2722
2723         m_inCommitChangesFromEditor = 0;
2724
2725         if ( validationFailure && !forceSuccess )
2726         {
2727             if (oldFocus)
2728             {
2729                 oldFocus->SetFocus();
2730                 m_curFocused = oldFocus;
2731             }
2732
2733             res = OnValidationFailure(m_selected, variant);
2734
2735             // Now prevent further validation failure messages
2736             if ( res )
2737             {
2738                 EditorsValueWasNotModified();
2739                 OnValidationFailureReset(m_selected);
2740             }
2741         }
2742         else if ( valueIsPending )
2743         {
2744             DoPropertyChanged( m_selected, flags );
2745             EditorsValueWasNotModified();
2746         }
2747
2748         return res;
2749     }
2750
2751     return true;
2752 }
2753
2754 // -----------------------------------------------------------------------
2755
2756 bool wxPropertyGrid::PerformValidation( wxPGProperty* p, wxVariant& pendingValue )
2757 {
2758     //
2759     // Runs all validation functionality.
2760     // Returns true if value passes all tests.
2761     //
2762
2763     m_validationInfo.m_failureBehavior = m_permanentValidationFailureBehavior;
2764
2765     if ( pendingValue.GetType() == wxPG_VARIANT_TYPE_LIST )
2766     {
2767         if ( !p->ValidateValue(pendingValue, m_validationInfo) )
2768             return false;
2769     }
2770
2771     //
2772     // Adapt list to child values, if necessary
2773     wxVariant listValue = pendingValue;
2774     wxVariant* pPendingValue = &pendingValue;
2775     wxVariant* pList = NULL;
2776
2777     // If parent has wxPG_PROP_AGGREGATE flag, or uses composite
2778     // string value, then we need treat as it was changed instead
2779     // (or, in addition, as is the case with composite string parent).
2780     // This includes creating list variant for child values.
2781
2782     wxPGProperty* pwc = p->GetParent();
2783     wxPGProperty* changedProperty = p;
2784     wxPGProperty* baseChangedProperty = changedProperty;
2785     wxVariant bcpPendingList;
2786
2787     listValue = pendingValue;
2788     listValue.SetName(p->GetBaseName());
2789
2790     while ( pwc &&
2791             (pwc->HasFlag(wxPG_PROP_AGGREGATE) || pwc->HasFlag(wxPG_PROP_COMPOSED_VALUE)) )
2792     {
2793         wxVariantList tempList;
2794         wxVariant lv(tempList, pwc->GetBaseName());
2795         lv.Append(listValue);
2796         listValue = lv;
2797         pPendingValue = &listValue;
2798
2799         if ( pwc->HasFlag(wxPG_PROP_AGGREGATE) )
2800         {
2801             baseChangedProperty = pwc;
2802             bcpPendingList = lv;
2803         }
2804
2805         changedProperty = pwc;
2806         pwc = pwc->GetParent();
2807     }
2808
2809     wxVariant value;
2810     wxPGProperty* evtChangingProperty = changedProperty;
2811
2812     if ( pPendingValue->GetType() != wxPG_VARIANT_TYPE_LIST )
2813     {
2814         value = *pPendingValue;
2815     }
2816     else
2817     {
2818         // Convert list to child values
2819         pList = pPendingValue;
2820         changedProperty->AdaptListToValue( *pPendingValue, &value );
2821     }
2822
2823     wxVariant evtChangingValue = value;
2824
2825     // FIXME: After proper ValueToString()s added, remove
2826     // this. It is just a temporary fix, as evt_changing
2827     // will simply not work for wxPG_PROP_COMPOSED_VALUE
2828     // (unless it is selected, and textctrl editor is open).
2829     if ( changedProperty->HasFlag(wxPG_PROP_COMPOSED_VALUE) )
2830     {
2831         evtChangingProperty = baseChangedProperty;
2832         if ( evtChangingProperty != p )
2833         {
2834             evtChangingProperty->AdaptListToValue( bcpPendingList, &evtChangingValue );
2835         }
2836         else
2837         {
2838             evtChangingValue = pendingValue;
2839         }
2840     }
2841
2842     if ( evtChangingProperty->HasFlag(wxPG_PROP_COMPOSED_VALUE) )
2843     {
2844         if ( changedProperty == m_selected )
2845         {
2846             wxASSERT( m_wndEditor->IsKindOf(CLASSINFO(wxTextCtrl)) );
2847             evtChangingValue = ((wxTextCtrl*)m_wndEditor)->GetValue();
2848         }
2849         else
2850         {
2851             wxLogDebug(wxT("WARNING: wxEVT_PG_CHANGING is about to happen with old value."));
2852         }
2853     }
2854
2855     wxASSERT( m_chgInfo_changedProperty == NULL );
2856     m_chgInfo_changedProperty = changedProperty;
2857     m_chgInfo_baseChangedProperty = baseChangedProperty;
2858     m_chgInfo_pendingValue = value;
2859
2860     if ( pList )
2861         m_chgInfo_valueList = *pList;
2862     else
2863         m_chgInfo_valueList.MakeNull();
2864
2865     // If changedProperty is not property which value was edited,
2866     // then call wxPGProperty::ValidateValue() for that as well.
2867     if ( p != changedProperty && value.GetType() != wxPG_VARIANT_TYPE_LIST )
2868     {
2869         if ( !changedProperty->ValidateValue(value, m_validationInfo) )
2870             return false;
2871     }
2872
2873     // SendEvent returns true if event was vetoed
2874     if ( SendEvent( wxEVT_PG_CHANGING, evtChangingProperty, &evtChangingValue, 0 ) )
2875         return false;
2876
2877     return true;
2878 }
2879
2880 // -----------------------------------------------------------------------
2881
2882 void wxPropertyGrid::DoShowPropertyError( wxPGProperty* WXUNUSED(property), const wxString& msg )
2883 {
2884     if ( !msg.length() )
2885         return;
2886
2887 #if wxUSE_STATUSBAR
2888     if ( !wxPGGlobalVars->m_offline )
2889     {
2890         wxWindow* topWnd = ::wxGetTopLevelParent(this);
2891         if ( topWnd )
2892         {
2893             wxFrame* pFrame = wxDynamicCast(topWnd, wxFrame);
2894             if ( pFrame )
2895             {
2896                 wxStatusBar* pStatusBar = pFrame->GetStatusBar();
2897                 if ( pStatusBar )
2898                 {
2899                     pStatusBar->SetStatusText(msg);
2900                     return;
2901                 }
2902             }
2903         }
2904     }
2905 #endif
2906
2907     ::wxMessageBox(msg, _T("Property Error"));
2908 }
2909
2910 // -----------------------------------------------------------------------
2911
2912 bool wxPropertyGrid::DoOnValidationFailure( wxPGProperty* property, wxVariant& WXUNUSED(invalidValue) )
2913 {
2914     int vfb = m_validationInfo.m_failureBehavior;
2915
2916     if ( vfb & wxPG_VFB_BEEP )
2917         ::wxBell();
2918
2919     if ( (vfb & wxPG_VFB_MARK_CELL) &&
2920          !property->HasFlag(wxPG_PROP_INVALID_VALUE) )
2921     {
2922         wxASSERT_MSG( !property->GetCell(0) && !property->GetCell(1),
2923                       wxT("Currently wxPG_VFB_MARK_CELL only works with properties with standard first two cells") );
2924
2925         if ( !property->GetCell(0) && !property->GetCell(1) )
2926         {
2927             wxColour vfbFg = *wxWHITE;
2928             wxColour vfbBg = *wxRED;
2929             property->SetCell(0, new wxPGCell(property->GetLabel(), wxNullBitmap, vfbFg, vfbBg));
2930             property->SetCell(1, new wxPGCell(property->GetDisplayedString(), wxNullBitmap, vfbFg, vfbBg));
2931
2932             DrawItemAndChildren(property);
2933
2934             if ( property == m_selected )
2935             {
2936                 SetInternalFlag(wxPG_FL_CELL_OVERRIDES_SEL);
2937
2938                 wxWindow* editor = GetEditorControl();
2939                 if ( editor )
2940                 {
2941                     editor->SetForegroundColour(vfbFg);
2942                     editor->SetBackgroundColour(vfbBg);
2943                 }
2944             }
2945         }
2946     }
2947
2948     if ( vfb & wxPG_VFB_SHOW_MESSAGE )
2949     {
2950         wxString msg = m_validationInfo.m_failureMessage;
2951
2952         if ( !msg.length() )
2953             msg = _T("You have entered invalid value. Press ESC to cancel editing.");
2954
2955         DoShowPropertyError(property, msg);
2956     }
2957
2958     return (vfb & wxPG_VFB_STAY_IN_PROPERTY) ? false : true;
2959 }
2960
2961 // -----------------------------------------------------------------------
2962
2963 void wxPropertyGrid::DoOnValidationFailureReset( wxPGProperty* property )
2964 {
2965     int vfb = m_validationInfo.m_failureBehavior;
2966
2967     if ( vfb & wxPG_VFB_MARK_CELL )
2968     {
2969         property->SetCell(0, NULL);
2970         property->SetCell(1, NULL);
2971
2972         ClearInternalFlag(wxPG_FL_CELL_OVERRIDES_SEL);
2973
2974         if ( property == m_selected && GetEditorControl() )
2975         {
2976             // Calling this will recreate the control, thus resetting its colour
2977             RefreshProperty(property);
2978         }
2979         else
2980         {
2981             DrawItemAndChildren(property);
2982         }
2983     }
2984 }
2985
2986 // -----------------------------------------------------------------------
2987
2988 // flags are same as with DoSelectProperty
2989 bool wxPropertyGrid::DoPropertyChanged( wxPGProperty* p, unsigned int selFlags )
2990 {
2991     if ( m_inDoPropertyChanged )
2992         return true;
2993
2994     wxWindow* editor = GetEditorControl();
2995
2996     m_pState->m_anyModified = 1;
2997
2998     m_inDoPropertyChanged = 1;
2999
3000     // Maybe need to update control
3001     wxASSERT( m_chgInfo_changedProperty != NULL );
3002
3003     // These values were calculated in PerformValidation()
3004     wxPGProperty* changedProperty = m_chgInfo_changedProperty;
3005     wxVariant value = m_chgInfo_pendingValue;
3006
3007     wxPGProperty* topPaintedProperty = changedProperty;
3008
3009     while ( !topPaintedProperty->IsCategory() &&
3010             !topPaintedProperty->IsRoot() )
3011     {
3012         topPaintedProperty = topPaintedProperty->GetParent();
3013     }
3014
3015     changedProperty->SetValue(value, &m_chgInfo_valueList, wxPG_SETVAL_BY_USER);
3016
3017     // Set as Modified (not if dragging just began)
3018     if ( !(p->m_flags & wxPG_PROP_MODIFIED) )
3019     {
3020         p->m_flags |= wxPG_PROP_MODIFIED;
3021         if ( p == m_selected && (m_windowStyle & wxPG_BOLD_MODIFIED) )
3022         {
3023             if ( editor )
3024                 SetCurControlBoldFont();
3025         }
3026     }
3027
3028     wxPGProperty* pwc;
3029
3030     // Propagate updates to parent(s)
3031     pwc = p;
3032     wxPGProperty* prevPwc = NULL;
3033
3034     while ( prevPwc != topPaintedProperty )
3035     {
3036         pwc->m_flags |= wxPG_PROP_MODIFIED;
3037
3038         if ( pwc == m_selected && (m_windowStyle & wxPG_BOLD_MODIFIED) )
3039         {
3040             if ( editor )
3041                 SetCurControlBoldFont();
3042         }
3043
3044         prevPwc = pwc;
3045         pwc = pwc->GetParent();
3046     }
3047
3048     // Draw the actual property
3049     DrawItemAndChildren( topPaintedProperty );
3050
3051     //
3052     // If value was set by wxPGProperty::OnEvent, then update the editor
3053     // control.
3054     if ( selFlags & wxPG_SEL_DIALOGVAL )
3055     {
3056         if ( editor )
3057             p->GetEditorClass()->UpdateControl(p, editor);
3058     }
3059     else
3060     {
3061 #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
3062         if ( m_wndEditor ) m_wndEditor->Refresh();
3063         if ( m_wndEditor2 ) m_wndEditor2->Refresh();
3064 #endif
3065     }
3066
3067     // Sanity check
3068     wxASSERT( !changedProperty->GetParent()->HasFlag(wxPG_PROP_AGGREGATE) );
3069
3070     // If top parent has composite string value, then send to child parents,
3071     // starting from baseChangedProperty.
3072     if ( changedProperty->HasFlag(wxPG_PROP_COMPOSED_VALUE) )
3073     {
3074         pwc = m_chgInfo_baseChangedProperty;
3075
3076         while ( pwc != changedProperty )
3077         {
3078             SendEvent( wxEVT_PG_CHANGED, pwc, NULL, selFlags );
3079             pwc = pwc->GetParent();
3080         }
3081     }
3082
3083     SendEvent( wxEVT_PG_CHANGED, changedProperty, NULL, selFlags );
3084
3085     m_inDoPropertyChanged = 0;
3086
3087     return true;
3088 }
3089
3090 // -----------------------------------------------------------------------
3091
3092 bool wxPropertyGrid::ChangePropertyValue( wxPGPropArg id, wxVariant newValue )
3093 {
3094     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(false)
3095
3096     m_chgInfo_changedProperty = NULL;
3097
3098     if ( PerformValidation(p, newValue) )
3099     {
3100         DoPropertyChanged(p);
3101         return true;
3102     }
3103     else
3104     {
3105         OnValidationFailure(p, newValue);
3106     }
3107
3108     return false;
3109 }
3110
3111 // -----------------------------------------------------------------------
3112
3113 // Runs wxValidator for the selected property
3114 bool wxPropertyGrid::DoEditorValidate()
3115 {
3116     return true;
3117 }
3118
3119 // -----------------------------------------------------------------------
3120
3121 bool wxPropertyGrid::ProcessEvent(wxEvent& event)
3122 {
3123     wxWindow* wnd = (wxWindow*) event.GetEventObject();
3124     if ( wnd && wnd->IsKindOf(CLASSINFO(wxWindow)) )
3125     {
3126         wxWindow* parent = wnd->GetParent();
3127
3128         if ( parent &&
3129              (parent == m_canvas ||
3130               parent->GetParent() == m_canvas) )
3131         {
3132             OnCustomEditorEvent((wxCommandEvent&)event);
3133             return true;
3134         }
3135     }
3136     return wxPanel::ProcessEvent(event);
3137 }
3138
3139 // -----------------------------------------------------------------------
3140
3141 // NB: It may really not be wxCommandEvent - must check if necessary
3142 //     (usually not).
3143 void wxPropertyGrid::OnCustomEditorEvent( wxCommandEvent &event )
3144 {
3145     wxPGProperty* selected = m_selected;
3146
3147     //
3148     // Somehow, event is handled after property has been deselected.
3149     // Possibly, but very rare.
3150     if ( !selected )
3151         return;
3152
3153     if ( m_iFlags & wxPG_FL_IN_ONCUSTOMEDITOREVENT )
3154         return;
3155
3156     wxVariant pendingValue(selected->GetValueRef());
3157     wxWindow* wnd = GetEditorControl();
3158     int selFlags = 0;
3159     bool wasUnspecified = selected->IsValueUnspecified();
3160     int usesAutoUnspecified = selected->UsesAutoUnspecified();
3161
3162     bool valueIsPending = false;
3163
3164     m_chgInfo_changedProperty = NULL;
3165
3166     m_iFlags &= ~(wxPG_FL_VALIDATION_FAILED|wxPG_FL_VALUE_CHANGE_IN_EVENT);
3167
3168     //
3169     // Filter out excess wxTextCtrl modified events
3170     if ( event.GetEventType() == wxEVT_COMMAND_TEXT_UPDATED &&
3171          wnd &&
3172          wnd->IsKindOf(CLASSINFO(wxTextCtrl)) )
3173     {
3174         wxTextCtrl* tc = (wxTextCtrl*) wnd;
3175
3176         wxString newTcValue = tc->GetValue();
3177         if ( m_prevTcValue == newTcValue )
3178             return;
3179
3180         m_prevTcValue = newTcValue;
3181     }
3182
3183     SetInternalFlag(wxPG_FL_IN_ONCUSTOMEDITOREVENT);
3184
3185     bool validationFailure = false;
3186     bool buttonWasHandled = false;
3187
3188     //
3189     // Try common button handling
3190     if ( m_wndEditor2 && event.GetEventType() == wxEVT_COMMAND_BUTTON_CLICKED )
3191     {
3192         wxPGEditorDialogAdapter* adapter = selected->GetEditorDialog();
3193
3194         if ( adapter )
3195         {
3196             buttonWasHandled = true;
3197             // Store as res2, as previously (and still currently alternatively)
3198             // dialogs can be shown by handling wxEVT_COMMAND_BUTTON_CLICKED
3199             // in wxPGProperty::OnEvent().
3200             adapter->ShowDialog( this, selected );
3201             delete adapter;
3202         }
3203     }
3204
3205     if ( !buttonWasHandled )
3206     {
3207         if ( wnd )
3208         {
3209             // First call editor class' event handler.
3210             const wxPGEditor* editor = selected->GetEditorClass();
3211
3212             if ( editor->OnEvent( this, selected, wnd, event ) )
3213             {
3214                 // If changes, validate them
3215                 if ( DoEditorValidate() )
3216                 {
3217                     if ( editor->GetValueFromControl( pendingValue, m_selected, wnd ) )
3218                         valueIsPending = true;
3219                 }
3220                 else
3221                 {
3222                     validationFailure = true;
3223                 }
3224             }
3225         }
3226
3227         // Then the property's custom handler (must be always called, unless
3228         // validation failed).
3229         if ( !validationFailure )
3230             buttonWasHandled = selected->OnEvent( this, wnd, event );
3231     }
3232
3233     // SetValueInEvent(), as called in one of the functions referred above
3234     // overrides editor's value.
3235     if ( m_iFlags & wxPG_FL_VALUE_CHANGE_IN_EVENT )
3236     {
3237         valueIsPending = true;
3238         pendingValue = m_changeInEventValue;
3239         selFlags |= wxPG_SEL_DIALOGVAL;
3240     }
3241
3242     if ( !validationFailure && valueIsPending )
3243         if ( !PerformValidation(m_selected, pendingValue) )
3244             validationFailure = true;
3245
3246     if ( validationFailure )
3247     {
3248         OnValidationFailure(selected, pendingValue);
3249     }
3250     else if ( valueIsPending )
3251     {
3252         selFlags |= ( !wasUnspecified && selected->IsValueUnspecified() && usesAutoUnspecified ) ? wxPG_SEL_SETUNSPEC : 0;
3253
3254         DoPropertyChanged(selected, selFlags);
3255         EditorsValueWasNotModified();
3256     }
3257     else
3258     {
3259         // No value after all
3260
3261         // Let unhandled button click events go to the parent
3262         if ( !buttonWasHandled && event.GetEventType() == wxEVT_COMMAND_BUTTON_CLICKED )
3263         {
3264             wxCommandEvent evt(wxEVT_COMMAND_BUTTON_CLICKED,GetId());
3265             GetEventHandler()->AddPendingEvent(evt);
3266         }
3267     }
3268
3269     ClearInternalFlag(wxPG_FL_IN_ONCUSTOMEDITOREVENT);
3270 }
3271
3272 // -----------------------------------------------------------------------
3273 // wxPropertyGrid editor control helper methods
3274 // -----------------------------------------------------------------------
3275
3276 wxRect wxPropertyGrid::GetEditorWidgetRect( wxPGProperty* p, int column ) const
3277 {
3278     int itemy = p->GetY2(m_lineHeight);
3279     int vy = 0;
3280     int cust_img_space = 0;
3281     int splitterX = m_pState->DoGetSplitterPosition(column-1);
3282     int colEnd = splitterX + m_pState->m_colWidths[column];
3283
3284     // TODO: If custom image detection changes from current, change this.
3285     if ( m_iFlags & wxPG_FL_CUR_USES_CUSTOM_IMAGE /*p->m_flags & wxPG_PROP_CUSTOMIMAGE*/ )
3286     {
3287         //m_iFlags |= wxPG_FL_CUR_USES_CUSTOM_IMAGE;
3288         int imwid = p->OnMeasureImage().x;
3289         if ( imwid < 1 ) imwid = wxPG_CUSTOM_IMAGE_WIDTH;
3290         cust_img_space = imwid + wxCC_CUSTOM_IMAGE_MARGIN1 + wxCC_CUSTOM_IMAGE_MARGIN2;
3291     }
3292
3293     return wxRect
3294       (
3295         splitterX+cust_img_space+wxPG_XBEFOREWIDGET+wxPG_CONTROL_MARGIN+1,
3296         itemy-vy,
3297         colEnd-splitterX-wxPG_XBEFOREWIDGET-wxPG_CONTROL_MARGIN-cust_img_space-1,
3298         m_lineHeight-1
3299       );
3300 }
3301
3302 // -----------------------------------------------------------------------
3303
3304 wxRect wxPropertyGrid::GetImageRect( wxPGProperty* p, int item ) const
3305 {
3306     wxSize sz = GetImageSize(p, item);
3307     return wxRect(wxPG_CONTROL_MARGIN + wxCC_CUSTOM_IMAGE_MARGIN1,
3308                   wxPG_CUSTOM_IMAGE_SPACINGY,
3309                   sz.x,
3310                   sz.y);
3311 }
3312
3313 // return size of custom paint image
3314 wxSize wxPropertyGrid::GetImageSize( wxPGProperty* p, int item ) const
3315 {
3316     // If called with NULL property, then return default image
3317     // size for properties that use image.
3318     if ( !p )
3319         return wxSize(wxPG_CUSTOM_IMAGE_WIDTH,wxPG_STD_CUST_IMAGE_HEIGHT(m_lineHeight));
3320
3321     wxSize cis = p->OnMeasureImage(item);
3322
3323     int choiceCount = p->m_choices.GetCount();
3324     int comVals = p->GetDisplayedCommonValueCount();
3325     if ( item >= choiceCount && comVals > 0 )
3326     {
3327         unsigned int cvi = item-choiceCount;
3328         cis = GetCommonValue(cvi)->GetRenderer()->GetImageSize(NULL, 1, cvi);
3329     }
3330     else if ( item >= 0 && choiceCount == 0 )
3331         return wxSize(0, 0);
3332
3333     if ( cis.x < 0 )
3334     {
3335         if ( cis.x <= -1 )
3336             cis.x = wxPG_CUSTOM_IMAGE_WIDTH;
3337     }
3338     if ( cis.y <= 0 )
3339     {
3340         if ( cis.y >= -1 )
3341             cis.y = wxPG_STD_CUST_IMAGE_HEIGHT(m_lineHeight);
3342         else
3343             cis.y = -cis.y;
3344     }
3345     return cis;
3346 }
3347
3348 // -----------------------------------------------------------------------
3349
3350 // takes scrolling into account
3351 void wxPropertyGrid::ImprovedClientToScreen( int* px, int* py )
3352 {
3353     int vx, vy;
3354     GetViewStart(&vx,&vy);
3355     vy*=wxPG_PIXELS_PER_UNIT;
3356     vx*=wxPG_PIXELS_PER_UNIT;
3357     *px -= vx;
3358     *py -= vy;
3359     ClientToScreen( px, py );
3360 }
3361
3362 // -----------------------------------------------------------------------
3363
3364 wxPropertyGridHitTestResult wxPropertyGrid::HitTest( const wxPoint& pt ) const
3365 {
3366     wxPoint pt2;
3367     GetViewStart(&pt2.x,&pt2.y);
3368     pt2.x *= wxPG_PIXELS_PER_UNIT;
3369     pt2.y *= wxPG_PIXELS_PER_UNIT;
3370     pt2.x += pt.x;
3371     pt2.y += pt.y;
3372
3373     return m_pState->HitTest(pt2);
3374 }
3375
3376 // -----------------------------------------------------------------------
3377
3378 // custom set cursor
3379 void wxPropertyGrid::CustomSetCursor( int type, bool override )
3380 {
3381     if ( type == m_curcursor && !override ) return;
3382
3383     wxCursor* cursor = &wxPG_DEFAULT_CURSOR;
3384
3385     if ( type == wxCURSOR_SIZEWE )
3386         cursor = m_cursorSizeWE;
3387
3388     m_canvas->SetCursor( *cursor );
3389
3390     m_curcursor = type;
3391 }
3392
3393 // -----------------------------------------------------------------------
3394 // wxPropertyGrid property selection
3395 // -----------------------------------------------------------------------
3396
3397 // Setups event handling for child control
3398 void wxPropertyGrid::SetupChildEventHandling( wxWindow* argWnd, int id )
3399 {
3400     if ( argWnd == m_wndEditor )
3401     {
3402         this->Connect(id, wxEVT_MOTION,
3403             wxMouseEventHandler(wxPropertyGrid::OnMouseMoveChild));
3404         this->Connect(id, wxEVT_LEFT_UP,
3405             wxMouseEventHandler(wxPropertyGrid::OnMouseUpChild));
3406         this->Connect(id, wxEVT_LEFT_DOWN,
3407             wxMouseEventHandler(wxPropertyGrid::OnMouseClickChild));
3408         this->Connect(id, wxEVT_RIGHT_UP,
3409             wxMouseEventHandler(wxPropertyGrid::OnMouseRightClickChild));
3410         this->Connect(id, wxEVT_ENTER_WINDOW,
3411             wxMouseEventHandler(wxPropertyGrid::OnMouseEntry));
3412         this->Connect(id, wxEVT_LEAVE_WINDOW,
3413             wxMouseEventHandler(wxPropertyGrid::OnMouseEntry));
3414     }
3415     else
3416     {
3417         this->Connect(id, wxEVT_NAVIGATION_KEY,
3418             wxNavigationKeyEventHandler(wxPropertyGrid::OnNavigationKey));
3419     }
3420
3421     this->Connect(id, wxEVT_KEY_DOWN,
3422         wxKeyEventHandler(wxPropertyGrid::OnChildKeyDown));
3423     this->Connect(id, wxEVT_KEY_UP,
3424         wxKeyEventHandler(wxPropertyGrid::OnChildKeyUp));
3425     this->Connect(id, wxEVT_KILL_FOCUS,
3426         wxFocusEventHandler(wxPropertyGrid::OnFocusEvent));
3427 }
3428
3429 void wxPropertyGrid::FreeEditors()
3430 {
3431     // Do not free editors immediately if processing events
3432     if ( !m_windowsToDelete )
3433         m_windowsToDelete = new wxArrayPtrVoid;
3434
3435     if ( m_wndEditor2 )
3436     {
3437         m_windowsToDelete->push_back(m_wndEditor2);
3438         m_wndEditor2->Hide();
3439         m_wndEditor2 = (wxWindow*) NULL;
3440     }
3441
3442     if ( m_wndEditor )
3443     {
3444         m_windowsToDelete->push_back(m_wndEditor);
3445         m_wndEditor->Hide();
3446         m_wndEditor = (wxWindow*) NULL;
3447     }
3448 }
3449
3450 // Call with NULL to de-select property
3451 bool wxPropertyGrid::DoSelectProperty( wxPGProperty* p, unsigned int flags )
3452 {
3453     wxPanel* canvas = GetPanel();
3454
3455     /*
3456     if (p)
3457         wxLogDebug(wxT("SelectProperty( %s (%s[%i]) )"),p->m_label.c_str(),
3458             p->m_parent->m_label.c_str(),p->GetIndexInParent());
3459     else
3460         wxLogDebug(wxT("SelectProperty( NULL, -1 )"));
3461     */
3462
3463     if ( m_inDoSelectProperty )
3464         return true;
3465
3466     m_inDoSelectProperty = 1;
3467
3468     wxPGProperty* prev = m_selected;
3469
3470     //
3471     // Delete windows pending for deletion
3472     if ( m_windowsToDelete && !m_inDoPropertyChanged && m_windowsToDelete->size() )
3473     {
3474         unsigned int i;
3475
3476         for ( i=0; i<m_windowsToDelete->size(); i++ )
3477             delete ((wxWindow*)((*m_windowsToDelete)[i]));
3478
3479         m_windowsToDelete->clear();
3480     }
3481
3482     if ( !m_pState )
3483     {
3484         m_inDoSelectProperty = 0;
3485         return false;
3486     }
3487
3488     //
3489     // If we are frozen, then just set the values.
3490     if ( m_frozen )
3491     {
3492         m_iFlags &= ~(wxPG_FL_ABNORMAL_EDITOR);
3493         m_editorFocused = 0;
3494         m_selected = p;
3495         m_selColumn = 1;
3496         m_pState->m_selected = p;
3497
3498         // If frozen, always free controls. But don't worry, as Thaw will
3499         // recall SelectProperty to recreate them.
3500         FreeEditors();
3501
3502         // Prevent any further selection measures in this call
3503         p = (wxPGProperty*) NULL;
3504     }
3505     else
3506     {
3507         // Is it the same?
3508         if ( m_selected == p && !(flags & wxPG_SEL_FORCE) )
3509         {
3510             // Only set focus if not deselecting
3511             if ( p )
3512             {
3513                 if ( flags & wxPG_SEL_FOCUS )
3514                 {
3515                     if ( m_wndEditor )
3516                     {
3517                         m_wndEditor->SetFocus();
3518                         m_editorFocused = 1;
3519                     }
3520                 }
3521                 else
3522                 {
3523                     SetFocusOnCanvas();
3524                 }
3525             }
3526
3527             m_inDoSelectProperty = 0;
3528             return true;
3529         }
3530
3531         //
3532         // First, deactivate previous
3533         if ( m_selected )
3534         {
3535
3536             OnValidationFailureReset(m_selected);
3537
3538             // Must double-check if this is an selected in case of forceswitch
3539             if ( p != prev )
3540             {
3541                 if ( !CommitChangesFromEditor(flags) )
3542                 {
3543                     // Validation has failed, so we can't exit the previous editor
3544                     //::wxMessageBox(_("Please correct the value or press ESC to cancel the edit."),
3545                     //               _("Invalid Value"),wxOK|wxICON_ERROR);
3546                     m_inDoSelectProperty = 0;
3547                     return false;
3548                 }
3549             }
3550
3551             FreeEditors();
3552             m_selColumn = -1;
3553
3554             m_selected = (wxPGProperty*) NULL;
3555             m_pState->m_selected = (wxPGProperty*) NULL;
3556
3557             // We need to always fully refresh the grid here
3558             Refresh(false);
3559
3560             m_iFlags &= ~(wxPG_FL_ABNORMAL_EDITOR);
3561             EditorsValueWasNotModified();
3562         }
3563
3564         SetInternalFlag(wxPG_FL_IN_SELECT_PROPERTY);
3565
3566         //
3567         // Then, activate the one given.
3568         if ( p )
3569         {
3570             int propY = p->GetY2(m_lineHeight);
3571
3572             int splitterX = GetSplitterPosition();
3573             m_editorFocused = 0;
3574             m_selected = p;
3575             m_pState->m_selected = p;
3576             m_iFlags |= wxPG_FL_PRIMARY_FILLS_ENTIRE;
3577             if ( p != prev )
3578                 m_iFlags &= ~(wxPG_FL_VALIDATION_FAILED);
3579
3580             wxASSERT( m_wndEditor == (wxWindow*) NULL );
3581
3582             // Do we need OnMeasureCalls?
3583             wxSize imsz = p->OnMeasureImage();
3584
3585             //
3586             // Only create editor for non-disabled non-caption
3587             if ( !p->IsCategory() && !(p->m_flags & wxPG_PROP_DISABLED) )
3588             {
3589             // do this for non-caption items
3590
3591                 m_selColumn = 1;
3592
3593                 // Do we need to paint the custom image, if any?
3594                 m_iFlags &= ~(wxPG_FL_CUR_USES_CUSTOM_IMAGE);
3595                 if ( (p->m_flags & wxPG_PROP_CUSTOMIMAGE) &&
3596                      !p->GetEditorClass()->CanContainCustomImage()
3597                    )
3598                     m_iFlags |= wxPG_FL_CUR_USES_CUSTOM_IMAGE;
3599
3600                 wxRect grect = GetEditorWidgetRect(p, m_selColumn);
3601                 wxPoint goodPos = grect.GetPosition();
3602             #if wxPG_CREATE_CONTROLS_HIDDEN
3603                 int coord_adjust = m_height - goodPos.y;
3604                 goodPos.y += coord_adjust;
3605             #endif
3606
3607                 const wxPGEditor* editor = p->GetEditorClass();
3608                 wxCHECK_MSG(editor, false,
3609                     wxT("NULL editor class not allowed"));
3610
3611                 m_iFlags &= ~wxPG_FL_FIXED_WIDTH_EDITOR;
3612
3613                 wxPGWindowList wndList = editor->CreateControls(this,
3614                                                                 p,
3615                                                                 goodPos,
3616                                                                 grect.GetSize());
3617
3618                 m_wndEditor = wndList.m_primary;
3619                 m_wndEditor2 = wndList.m_secondary;
3620
3621                 // NOTE: It is allowed for m_wndEditor to be NULL - in this case
3622                 //       value is drawn as normal, and m_wndEditor2 is assumed
3623                 //       to be a right-aligned button that triggers a separate editor
3624                 //       window.
3625
3626                 if ( m_wndEditor )
3627                 {
3628                     wxASSERT_MSG( m_wndEditor->GetParent() == canvas,
3629                                   wxT("CreateControls must use result of wxPropertyGrid::GetPanel() as parent of controls.") );
3630
3631                     // Set validator, if any
3632                 #if wxUSE_VALIDATORS
3633                     wxValidator* validator = p->GetValidator();
3634                     if ( validator )
3635                         m_wndEditor->SetValidator(*validator);
3636                 #endif
3637
3638                     if ( m_wndEditor->GetSize().y > (m_lineHeight+6) )
3639                         m_iFlags |= wxPG_FL_ABNORMAL_EDITOR;
3640
3641                     // If it has modified status, use bold font
3642                     // (must be done before capturing m_ctrlXAdjust)
3643                     if ( (p->m_flags & wxPG_PROP_MODIFIED) && (m_windowStyle & wxPG_BOLD_MODIFIED) )
3644                         SetCurControlBoldFont();
3645
3646                     //
3647                     // Fix TextCtrl indentation
3648                 #if defined(__WXMSW__) && !defined(__WXWINCE__)
3649                     wxTextCtrl* tc = NULL;
3650                     if ( m_wndEditor->IsKindOf(CLASSINFO(wxOwnerDrawnComboBox)) )
3651                         tc = ((wxOwnerDrawnComboBox*)m_wndEditor)->GetTextCtrl();
3652                     else
3653                         tc = wxDynamicCast(m_wndEditor, wxTextCtrl);
3654                     if ( tc )
3655                         ::SendMessage(GetHwndOf(tc), EM_SETMARGINS, EC_LEFTMARGIN | EC_RIGHTMARGIN, MAKELONG(0, 0));
3656                 #endif
3657
3658                     // Store x relative to splitter (we'll need it).
3659                     m_ctrlXAdjust = m_wndEditor->GetPosition().x - splitterX;
3660
3661                     // Check if background clear is not necessary
3662                     wxPoint pos = m_wndEditor->GetPosition();
3663                     if ( pos.x > (splitterX+1) || pos.y > propY )
3664                     {
3665                         m_iFlags &= ~(wxPG_FL_PRIMARY_FILLS_ENTIRE);
3666                     }
3667
3668                     m_wndEditor->SetSizeHints(3, 3);
3669
3670                 #if wxPG_CREATE_CONTROLS_HIDDEN
3671                     m_wndEditor->Show(false);
3672                     m_wndEditor->Freeze();
3673
3674                     goodPos = m_wndEditor->GetPosition();
3675                     goodPos.y -= coord_adjust;
3676                     m_wndEditor->Move( goodPos );
3677                 #endif
3678
3679                     wxWindow* primaryCtrl = GetEditorControl();
3680                     SetupChildEventHandling(primaryCtrl, wxPG_SUBID1);
3681
3682                     // Focus and select all (wxTextCtrl, wxComboBox etc)
3683                     if ( flags & wxPG_SEL_FOCUS )
3684                     {
3685                         primaryCtrl->SetFocus();
3686
3687                         p->GetEditorClass()->OnFocus(p, primaryCtrl);
3688                     }
3689                 }
3690
3691                 if ( m_wndEditor2 )
3692                 {
3693                     wxASSERT_MSG( m_wndEditor2->GetParent() == canvas,
3694                                   wxT("CreateControls must use result of wxPropertyGrid::GetPanel() as parent of controls.") );
3695
3696                     // Get proper id for wndSecondary
3697                     m_wndSecId = m_wndEditor2->GetId();
3698                     wxWindowList children = m_wndEditor2->GetChildren();
3699                     wxWindowList::iterator node = children.begin();
3700                     if ( node != children.end() )
3701                         m_wndSecId = ((wxWindow*)*node)->GetId();
3702
3703                     m_wndEditor2->SetSizeHints(3,3);
3704
3705                 #if wxPG_CREATE_CONTROLS_HIDDEN
3706                     wxRect sec_rect = m_wndEditor2->GetRect();
3707                     sec_rect.y -= coord_adjust;
3708
3709                     // Fine tuning required to fix "oversized"
3710                     // button disappearance bug.
3711                     if ( sec_rect.y < 0 )
3712                     {
3713                         sec_rect.height += sec_rect.y;
3714                         sec_rect.y = 0;
3715                     }
3716                     m_wndEditor2->SetSize( sec_rect );
3717                 #endif
3718                     m_wndEditor2->Show();
3719
3720                     SetupChildEventHandling(m_wndEditor2,wxPG_SUBID2);
3721
3722                     // If no primary editor, focus to button to allow
3723                     // it to interprete ENTER etc.
3724                     // NOTE: Due to problems focusing away from it, this
3725                     //       has been disabled.
3726                     /*
3727                     if ( (flags & wxPG_SEL_FOCUS) && !m_wndEditor )
3728                         m_wndEditor2->SetFocus();
3729                     */
3730                 }
3731
3732                 if ( flags & wxPG_SEL_FOCUS )
3733                     m_editorFocused = 1;
3734
3735             }
3736             else
3737             {
3738                 // Make sure focus is in grid canvas (important for wxGTK, at least)
3739                 SetFocusOnCanvas();
3740             }
3741
3742             EditorsValueWasNotModified();
3743
3744             // If it's inside collapsed section, expand parent, scroll, etc.
3745             // Also, if it was partially visible, scroll it into view.
3746             if ( !(flags & wxPG_SEL_NONVISIBLE) )
3747                 EnsureVisible( p );
3748
3749             if ( m_wndEditor )
3750             {
3751             #if wxPG_CREATE_CONTROLS_HIDDEN
3752                 m_wndEditor->Thaw();
3753             #endif
3754                 m_wndEditor->Show(true);
3755             }
3756
3757             DrawItems(p, p);
3758         }
3759         else
3760         {
3761             // Make sure focus is in grid canvas
3762             SetFocusOnCanvas();
3763         }
3764
3765         ClearInternalFlag(wxPG_FL_IN_SELECT_PROPERTY);
3766     }
3767
3768 #if wxUSE_STATUSBAR
3769
3770     //
3771     // Show help text in status bar.
3772     //   (if found and grid not embedded in manager with help box and
3773     //    style wxPG_EX_HELP_AS_TOOLTIPS is not used).
3774     //
3775
3776     if ( !(GetExtraStyle() & wxPG_EX_HELP_AS_TOOLTIPS) )
3777     {
3778         wxStatusBar* statusbar = (wxStatusBar*) NULL;
3779         if ( !(m_iFlags & wxPG_FL_NOSTATUSBARHELP) )
3780         {
3781             wxFrame* frame = wxDynamicCast(::wxGetTopLevelParent(this),wxFrame);
3782             if ( frame )
3783                 statusbar = frame->GetStatusBar();
3784         }
3785
3786         if ( statusbar )
3787         {
3788             const wxString* pHelpString = (const wxString*) NULL;
3789
3790             if ( p )
3791             {
3792                 pHelpString = &p->GetHelpString();
3793                 if ( pHelpString->length() )
3794                 {
3795                     // Set help box text.
3796                     statusbar->SetStatusText( *pHelpString );
3797                     m_iFlags |= wxPG_FL_STRING_IN_STATUSBAR;
3798                 }
3799             }
3800
3801             if ( (!pHelpString || !pHelpString->length()) &&
3802                  (m_iFlags & wxPG_FL_STRING_IN_STATUSBAR) )
3803             {
3804                 // Clear help box - but only if it was written
3805                 // by us at previous time.
3806                 statusbar->SetStatusText( m_emptyString );
3807                 m_iFlags &= ~(wxPG_FL_STRING_IN_STATUSBAR);
3808             }
3809         }
3810     }
3811 #endif
3812
3813     m_inDoSelectProperty = 0;
3814
3815     // call wx event handler (here so that it also occurs on deselection)
3816     SendEvent( wxEVT_PG_SELECTED, m_selected, NULL, flags );
3817
3818     return true;
3819 }
3820
3821 // -----------------------------------------------------------------------
3822
3823 bool wxPropertyGrid::UnfocusEditor()
3824 {
3825     if ( !m_selected || !m_wndEditor || m_frozen )
3826         return true;
3827
3828     if ( !CommitChangesFromEditor(0) )
3829         return false;
3830
3831     SetFocusOnCanvas();
3832     DrawItem(m_selected);
3833
3834     return true;
3835 }
3836
3837 // -----------------------------------------------------------------------
3838
3839 // This method is not inline because it called dozens of times
3840 // (i.e. two-arg function calls create smaller code size).
3841 bool wxPropertyGrid::DoClearSelection()
3842 {
3843     return DoSelectProperty((wxPGProperty*)NULL);
3844 }
3845
3846 // -----------------------------------------------------------------------
3847 // wxPropertyGrid expand/collapse state
3848 // -----------------------------------------------------------------------
3849
3850 bool wxPropertyGrid::DoCollapse( wxPGProperty* p, bool sendEvents )
3851 {
3852     wxPGProperty* pwc = wxStaticCast(p, wxPGProperty);
3853
3854     // If active editor was inside collapsed section, then disable it
3855     if ( m_selected && m_selected->IsSomeParent (p) )
3856     {
3857         if ( !ClearSelection() )
3858             return false;
3859     }
3860
3861     // Store dont-center-splitter flag 'cause we need to temporarily set it
3862     wxUint32 old_flag = m_iFlags & wxPG_FL_DONT_CENTER_SPLITTER;
3863     m_iFlags |= wxPG_FL_DONT_CENTER_SPLITTER;
3864
3865     bool res = m_pState->DoCollapse(pwc);
3866
3867     if ( res )
3868     {
3869         if ( sendEvents )
3870             SendEvent( wxEVT_PG_ITEM_COLLAPSED, p );
3871
3872         RecalculateVirtualSize();
3873
3874         // Redraw etc. only if collapsed was visible.
3875         if (pwc->IsVisible() &&
3876             !m_frozen &&
3877             ( !pwc->IsCategory() || !(m_windowStyle & wxPG_HIDE_CATEGORIES) ) )
3878         {
3879             // When item is collapsed so that scrollbar would move,
3880             // graphics mess is about (unless we redraw everything).
3881             Refresh();
3882         }
3883     }
3884
3885     // Clear dont-center-splitter flag if it wasn't set
3886     m_iFlags = (m_iFlags & ~wxPG_FL_DONT_CENTER_SPLITTER) | old_flag;
3887
3888     return res;
3889 }
3890
3891 // -----------------------------------------------------------------------
3892
3893 bool wxPropertyGrid::DoExpand( wxPGProperty* p, bool sendEvents )
3894 {
3895     wxCHECK_MSG( p, false, wxT("invalid property id") );
3896
3897     wxPGProperty* pwc = (wxPGProperty*)p;
3898
3899     // Store dont-center-splitter flag 'cause we need to temporarily set it
3900     wxUint32 old_flag = m_iFlags & wxPG_FL_DONT_CENTER_SPLITTER;
3901     m_iFlags |= wxPG_FL_DONT_CENTER_SPLITTER;
3902
3903     bool res = m_pState->DoExpand(pwc);
3904
3905     if ( res )
3906     {
3907         if ( sendEvents )
3908             SendEvent( wxEVT_PG_ITEM_EXPANDED, p );
3909
3910         RecalculateVirtualSize();
3911
3912         // Redraw etc. only if expanded was visible.
3913         if ( pwc->IsVisible() && !m_frozen &&
3914              ( !pwc->IsCategory() || !(m_windowStyle & wxPG_HIDE_CATEGORIES) )
3915            )
3916         {
3917             // Redraw
3918         #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
3919             Refresh();
3920         #else
3921             DrawItems(pwc, NULL);
3922         #endif
3923         }
3924     }
3925
3926     // Clear dont-center-splitter flag if it wasn't set
3927     m_iFlags = m_iFlags & ~(wxPG_FL_DONT_CENTER_SPLITTER) | old_flag;
3928
3929     return res;
3930 }
3931
3932 // -----------------------------------------------------------------------
3933
3934 bool wxPropertyGrid::DoHideProperty( wxPGProperty* p, bool hide, int flags )
3935 {
3936     if ( m_frozen )
3937         return m_pState->DoHideProperty(p, hide, flags);
3938
3939     if ( m_selected &&
3940          ( m_selected == p || m_selected->IsSomeParent(p) )
3941        )
3942         {
3943             if ( !ClearSelection() )
3944                 return false;
3945         }
3946
3947     m_pState->DoHideProperty(p, hide, flags);
3948
3949     RecalculateVirtualSize();
3950     Refresh();
3951
3952     return true;
3953 }
3954
3955
3956 // -----------------------------------------------------------------------
3957 // wxPropertyGrid size related methods
3958 // -----------------------------------------------------------------------
3959
3960 void wxPropertyGrid::RecalculateVirtualSize( int forceXPos )
3961 {
3962     if ( (m_iFlags & wxPG_FL_RECALCULATING_VIRTUAL_SIZE) || m_frozen )
3963         return;
3964
3965     //
3966     // If virtual height was changed, then recalculate editor control position(s)
3967     if ( m_pState->m_vhCalcPending )
3968         CorrectEditorWidgetPosY();
3969
3970     m_pState->EnsureVirtualHeight();
3971
3972 #ifdef __WXDEBUG__
3973     int by1 = m_pState->GetVirtualHeight();
3974     int by2 = m_pState->GetActualVirtualHeight();
3975     if ( by1 != by2 )
3976     {
3977         wxString s = wxString::Format(wxT("VirtualHeight=%i, ActualVirtualHeight=%i, should match!"), by1, by2);
3978         wxASSERT_MSG( false,
3979                       s.c_str() );
3980         wxLogDebug(s);
3981     }
3982 #endif
3983
3984     m_iFlags |= wxPG_FL_RECALCULATING_VIRTUAL_SIZE;
3985
3986     int x = m_pState->m_width;
3987     int y = m_pState->m_virtualHeight;
3988
3989     int width, height;
3990     GetClientSize(&width,&height);
3991
3992     // Now adjust virtual size.
3993         SetVirtualSize(x, y);
3994
3995     int xAmount = 0;
3996     int xPos = 0;
3997
3998     //
3999     // Adjust scrollbars
4000     if ( HasVirtualWidth() )
4001     {
4002         xAmount = x/wxPG_PIXELS_PER_UNIT;
4003         xPos = GetScrollPos( wxHORIZONTAL );
4004     }
4005
4006     if ( forceXPos != -1 )
4007         xPos = forceXPos;
4008     // xPos too high?
4009     else if ( xPos > (xAmount-(width/wxPG_PIXELS_PER_UNIT)) )
4010         xPos = 0;
4011
4012     int yAmount = (y+wxPG_PIXELS_PER_UNIT+2)/wxPG_PIXELS_PER_UNIT;
4013     int yPos = GetScrollPos( wxVERTICAL );
4014
4015     SetScrollbars( wxPG_PIXELS_PER_UNIT, wxPG_PIXELS_PER_UNIT,
4016                    xAmount, yAmount, xPos, yPos, true );
4017
4018     // Must re-get size now
4019     GetClientSize(&width,&height);
4020
4021     if ( !HasVirtualWidth() )
4022     {
4023         m_pState->SetVirtualWidth(width);
4024         x = width;
4025     }
4026
4027     m_width = width;
4028     m_height = height;
4029
4030     m_canvas->SetSize( x, y );
4031
4032     m_pState->CheckColumnWidths();
4033
4034     if ( m_selected )
4035         CorrectEditorWidgetSizeX();
4036
4037     m_iFlags &= ~wxPG_FL_RECALCULATING_VIRTUAL_SIZE;
4038 }
4039
4040 // -----------------------------------------------------------------------
4041
4042 void wxPropertyGrid::OnResize( wxSizeEvent& event )
4043 {
4044     if ( !(m_iFlags & wxPG_FL_INITIALIZED) )
4045         return;
4046
4047     int width, height;
4048     GetClientSize(&width,&height);
4049
4050     m_width = width;
4051     m_height = height;
4052
4053 #if wxPG_DOUBLE_BUFFER
4054     if ( !(GetExtraStyle() & wxPG_EX_NATIVE_DOUBLE_BUFFERING) )
4055     {
4056         int dblh = (m_lineHeight*2);
4057         if ( !m_doubleBuffer )
4058         {
4059             // Create double buffer bitmap to draw on, if none
4060             int w = (width>250)?width:250;
4061             int h = height + dblh;
4062             h = (h>400)?h:400;
4063             m_doubleBuffer = new wxBitmap( w, h );
4064         }
4065         else
4066         {
4067             int w = m_doubleBuffer->GetWidth();
4068             int h = m_doubleBuffer->GetHeight();
4069
4070             // Double buffer must be large enough
4071             if ( w < width || h < (height+dblh) )
4072             {
4073                 if ( w < width ) w = width;
4074                 if ( h < (height+dblh) ) h = height + dblh;
4075                 delete m_doubleBuffer;
4076                 m_doubleBuffer = new wxBitmap( w, h );
4077             }
4078         }
4079     }
4080
4081 #endif
4082
4083     m_pState->OnClientWidthChange( width, event.GetSize().x - m_ncWidth, true );
4084     m_ncWidth = event.GetSize().x;
4085
4086     if ( !m_frozen )
4087     {
4088         if ( m_pState->m_itemsAdded )
4089             PrepareAfterItemsAdded();
4090         else
4091             // Without this, virtual size (atleast under wxGTK) will be skewed
4092             RecalculateVirtualSize();
4093
4094         Refresh();
4095     }
4096 }
4097
4098 // -----------------------------------------------------------------------
4099
4100 void wxPropertyGrid::SetVirtualWidth( int width )
4101 {
4102     if ( width == -1 )
4103     {
4104         // Disable virtual width
4105         width = GetClientSize().x;
4106         ClearInternalFlag(wxPG_FL_HAS_VIRTUAL_WIDTH);
4107     }
4108     else
4109     {
4110         // Enable virtual width
4111         SetInternalFlag(wxPG_FL_HAS_VIRTUAL_WIDTH);
4112     }
4113     m_pState->SetVirtualWidth( width );
4114 }
4115
4116 // -----------------------------------------------------------------------
4117 // wxPropertyGrid mouse event handling
4118 // -----------------------------------------------------------------------
4119
4120 // selFlags uses same values DoSelectProperty's flags
4121 // Returns true if event was vetoed.
4122 bool wxPropertyGrid::SendEvent( int eventType, wxPGProperty* p, wxVariant* pValue, unsigned int WXUNUSED(selFlags) )
4123 {
4124     // Send property grid event of specific type and with specific property
4125     wxPropertyGridEvent evt( eventType, m_eventObject->GetId() );
4126     evt.SetPropertyGrid(this);
4127     evt.SetEventObject(m_eventObject);
4128     evt.SetProperty(p);
4129     if ( pValue )
4130     {
4131         evt.SetCanVeto(true);
4132         evt.SetupValidationInfo();
4133         m_validationInfo.m_pValue = pValue;
4134     }
4135     wxEvtHandler* evtHandler = m_eventObject->GetEventHandler();
4136
4137     evtHandler->ProcessEvent(evt);
4138
4139     return evt.WasVetoed();
4140 }
4141
4142 // -----------------------------------------------------------------------
4143
4144 // Return false if should be skipped
4145 bool wxPropertyGrid::HandleMouseClick( int x, unsigned int y, wxMouseEvent &event )
4146 {
4147     bool res = true;
4148
4149     // Need to set focus?
4150     if ( !(m_iFlags & wxPG_FL_FOCUSED) )
4151     {
4152         SetFocusOnCanvas();
4153     }
4154
4155     wxPropertyGridPageState* state = m_pState;
4156     int splitterHit;
4157     int splitterHitOffset;
4158     int columnHit = state->HitTestH( x, &splitterHit, &splitterHitOffset );
4159
4160     wxPGProperty* p = DoGetItemAtY(y);
4161
4162     if ( p )
4163     {
4164         int depth = (int)p->GetDepth() - 1;
4165
4166         int marginEnds = m_marginWidth + ( depth * m_subgroup_extramargin );
4167
4168         if ( x >= marginEnds )
4169         {
4170             // Outside margin.
4171
4172             if ( p->IsCategory() )
4173             {
4174                 // This is category.
4175                 wxPropertyCategory* pwc = (wxPropertyCategory*)p;
4176
4177                 int textX = m_marginWidth + ((unsigned int)((pwc->m_depth-1)*m_subgroup_extramargin));
4178
4179                 // Expand, collapse, activate etc. if click on text or left of splitter.
4180                 if ( x >= textX
4181                      &&
4182                      ( x < (textX+pwc->GetTextExtent(this, m_captionFont)+(wxPG_CAPRECTXMARGIN*2)) ||
4183                        columnHit == 0
4184                      )
4185                     )
4186                 {
4187                     if ( !DoSelectProperty( p ) )
4188                         return res;
4189
4190                     // On double-click, expand/collapse.
4191                     if ( event.ButtonDClick() && !(m_windowStyle & wxPG_HIDE_MARGIN) )
4192                     {
4193                         if ( pwc->IsExpanded() ) DoCollapse( p, true );
4194                         else DoExpand( p, true );
4195                     }
4196                 }
4197             }
4198             else if ( splitterHit == -1 )
4199             {
4200             // Click on value.
4201                 unsigned int selFlag = 0;
4202                 if ( columnHit == 1 )
4203                 {
4204                     m_iFlags |= wxPG_FL_ACTIVATION_BY_CLICK;
4205                     selFlag = wxPG_SEL_FOCUS;
4206                 }
4207                 if ( !DoSelectProperty( p, selFlag ) )
4208                     return res;
4209
4210                 m_iFlags &= ~(wxPG_FL_ACTIVATION_BY_CLICK);
4211
4212                 if ( p->GetChildCount() && !p->IsCategory() )
4213                     // On double-click, expand/collapse.
4214                     if ( event.ButtonDClick() && !(m_windowStyle & wxPG_HIDE_MARGIN) )
4215                     {
4216                         wxPGProperty* pwc = (wxPGProperty*)p;
4217                         if ( pwc->IsExpanded() ) DoCollapse( p, true );
4218                         else DoExpand( p, true );
4219                     }
4220
4221                 res = false;
4222             }
4223             else
4224             {
4225             // click on splitter
4226                 if ( !(m_windowStyle & wxPG_STATIC_SPLITTER) )
4227                 {
4228                     if ( event.GetEventType() == wxEVT_LEFT_DCLICK )
4229                     {
4230                         // Double-clicking the splitter causes auto-centering
4231                         CenterSplitter( true );
4232                     }
4233                     else if ( m_dragStatus == 0 )
4234                     {
4235                     //
4236                     // Begin draggin the splitter
4237                     //
4238                         if ( m_wndEditor )
4239                         {
4240                             // Changes must be committed here or the
4241                             // value won't be drawn correctly
4242                             if ( !CommitChangesFromEditor() )
4243                                 return res;
4244
4245                             m_wndEditor->Show ( false );
4246                         }
4247
4248                         if ( !(m_iFlags & wxPG_FL_MOUSE_CAPTURED) )
4249                         {
4250                             m_canvas->CaptureMouse();
4251                             m_iFlags |= wxPG_FL_MOUSE_CAPTURED;
4252                         }
4253
4254                         m_dragStatus = 1;
4255                         m_draggedSplitter = splitterHit;
4256                         m_dragOffset = splitterHitOffset;
4257
4258                         wxClientDC dc(m_canvas);
4259
4260                     #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
4261                         // Fixes button disappearance bug
4262                         if ( m_wndEditor2 )
4263                             m_wndEditor2->Show ( false );
4264                     #endif
4265
4266                         m_startingSplitterX = x - splitterHitOffset;
4267                     }
4268                 }
4269             }
4270         }
4271         else
4272         {
4273         // Click on margin.
4274             if ( p->GetChildCount() )
4275             {
4276                 int nx = x + m_marginWidth - marginEnds; // Normalize x.
4277
4278                 if ( (nx >= m_gutterWidth && nx < (m_gutterWidth+m_iconWidth)) )
4279                 {
4280                     int y2 = y % m_lineHeight;
4281                     if ( (y2 >= m_buttonSpacingY && y2 < (m_buttonSpacingY+m_iconHeight)) )
4282                     {
4283                         // On click on expander button, expand/collapse
4284                         if ( ((wxPGProperty*)p)->IsExpanded() )
4285                             DoCollapse( p, true );
4286                         else
4287                             DoExpand( p, true );
4288                     }
4289                 }
4290             }
4291         }
4292     }
4293     return res;
4294 }
4295
4296 // -----------------------------------------------------------------------
4297
4298 bool wxPropertyGrid::HandleMouseRightClick( int WXUNUSED(x), unsigned int WXUNUSED(y),
4299                                             wxMouseEvent& WXUNUSED(event) )
4300 {
4301     if ( m_propHover )
4302     {
4303         // Select property here as well
4304         wxPGProperty* p = m_propHover;
4305         if ( p != m_selected )
4306             DoSelectProperty( p );
4307
4308         // Send right click event.
4309         SendEvent( wxEVT_PG_RIGHT_CLICK, p );
4310
4311         return true;
4312     }
4313     return false;
4314 }
4315
4316 // -----------------------------------------------------------------------
4317
4318 bool wxPropertyGrid::HandleMouseDoubleClick( int WXUNUSED(x), unsigned int WXUNUSED(y),
4319                                              wxMouseEvent& WXUNUSED(event) )
4320 {
4321     if ( m_propHover )
4322     {
4323         // Select property here as well
4324         wxPGProperty* p = m_propHover;
4325
4326         if ( p != m_selected )
4327             DoSelectProperty( p );
4328
4329         // Send double-click event.
4330         SendEvent( wxEVT_PG_DOUBLE_CLICK, m_propHover );
4331
4332         return true;
4333     }
4334     return false;
4335 }
4336
4337 // -----------------------------------------------------------------------
4338
4339 #if wxPG_SUPPORT_TOOLTIPS
4340
4341 void wxPropertyGrid::SetToolTip( const wxString& tipString )
4342 {
4343     if ( tipString.length() )
4344     {
4345         m_canvas->SetToolTip(tipString);
4346     }
4347     else
4348     {
4349     #if wxPG_ALLOW_EMPTY_TOOLTIPS
4350         m_canvas->SetToolTip( m_emptyString );
4351     #else
4352         m_canvas->SetToolTip( NULL );
4353     #endif
4354     }
4355 }
4356
4357 #endif // #if wxPG_SUPPORT_TOOLTIPS
4358
4359 // -----------------------------------------------------------------------
4360
4361 // Return false if should be skipped
4362 bool wxPropertyGrid::HandleMouseMove( int x, unsigned int y, wxMouseEvent &event )
4363 {
4364     // Safety check (needed because mouse capturing may
4365     // otherwise freeze the control)
4366     if ( m_dragStatus > 0 && !event.Dragging() )
4367     {
4368         HandleMouseUp(x,y,event);
4369     }
4370
4371     wxPropertyGridPageState* state = m_pState;
4372     int splitterHit;
4373     int splitterHitOffset;
4374     int columnHit = state->HitTestH( x, &splitterHit, &splitterHitOffset );
4375     int splitterX = x - splitterHitOffset;
4376
4377     if ( m_dragStatus > 0 )
4378     {
4379         if ( x > (m_marginWidth + wxPG_DRAG_MARGIN) &&
4380              x < (m_pState->m_width - wxPG_DRAG_MARGIN) )
4381         {
4382
4383             int newSplitterX = x - m_dragOffset;
4384             int splitterX = x - splitterHitOffset;
4385
4386             // Splitter redraw required?
4387             if ( newSplitterX != splitterX )
4388             {
4389                 // Move everything
4390                 SetInternalFlag(wxPG_FL_DONT_CENTER_SPLITTER);
4391                 state->DoSetSplitterPosition( newSplitterX, m_draggedSplitter, false );
4392                 state->m_fSplitterX = (float) newSplitterX;
4393
4394                 if ( m_selected )
4395                     CorrectEditorWidgetSizeX();
4396
4397                 Update();
4398                 Refresh();
4399             }
4400
4401             m_dragStatus = 2;
4402         }
4403
4404         return false;
4405     }
4406     else
4407     {
4408
4409         int ih = m_lineHeight;
4410         int sy = y;
4411
4412     #if wxPG_SUPPORT_TOOLTIPS
4413         wxPGProperty* prevHover = m_propHover;
4414         unsigned char prevSide = m_mouseSide;
4415     #endif
4416         int curPropHoverY = y - (y % ih);
4417
4418         // On which item it hovers
4419         if ( ( !m_propHover )
4420              ||
4421              ( m_propHover && ( sy < m_propHoverY || sy >= (m_propHoverY+ih) ) )
4422            )
4423         {
4424             // Mouse moves on another property
4425
4426             m_propHover = DoGetItemAtY(y);
4427             m_propHoverY = curPropHoverY;
4428
4429             // Send hover event
4430             SendEvent( wxEVT_PG_HIGHLIGHTED, m_propHover );
4431         }
4432
4433     #if wxPG_SUPPORT_TOOLTIPS
4434         // Store which side we are on
4435         m_mouseSide = 0;
4436         if ( columnHit == 1 )
4437             m_mouseSide = 2;
4438         else if ( columnHit == 0 )
4439             m_mouseSide = 1;
4440
4441         //
4442         // If tooltips are enabled, show label or value as a tip
4443         // in case it doesn't otherwise show in full length.
4444         //
4445         if ( m_windowStyle & wxPG_TOOLTIPS )
4446         {
4447             wxToolTip* tooltip = m_canvas->GetToolTip();
4448
4449             if ( m_propHover != prevHover || prevSide != m_mouseSide )
4450             {
4451                 if ( m_propHover && !m_propHover->IsCategory() )
4452                 {
4453
4454                     if ( GetExtraStyle() & wxPG_EX_HELP_AS_TOOLTIPS )
4455                     {
4456                         // Show help string as a tooltip
4457                         wxString tipString = m_propHover->GetHelpString();
4458
4459                         SetToolTip(tipString);
4460                     }
4461                     else
4462                     {
4463                         // Show cropped value string as a tooltip
4464                         wxString tipString;
4465                         int space = 0;
4466
4467                         if ( m_mouseSide == 1 )
4468                         {
4469                             tipString = m_propHover->m_label;
4470                             space = splitterX-m_marginWidth-3;
4471                         }
4472                         else if ( m_mouseSide == 2 )
4473                         {
4474                             tipString = m_propHover->GetDisplayedString();
4475
4476                             space = m_width - splitterX;
4477                             if ( m_propHover->m_flags & wxPG_PROP_CUSTOMIMAGE )
4478                                 space -= wxPG_CUSTOM_IMAGE_WIDTH + wxCC_CUSTOM_IMAGE_MARGIN1 + wxCC_CUSTOM_IMAGE_MARGIN2;
4479                         }
4480
4481                         if ( space )
4482                         {
4483                             int tw, th;
4484                             GetTextExtent( tipString, &tw, &th, 0, 0, &m_font );
4485                             if ( tw > space )
4486                             {
4487                                 SetToolTip( tipString );
4488                             }
4489                         }
4490                         else
4491                         {
4492                             if ( tooltip )
4493                             {
4494                             #if wxPG_ALLOW_EMPTY_TOOLTIPS
4495                                 m_canvas->SetToolTip( m_emptyString );
4496                             #else
4497                                 m_canvas->SetToolTip( NULL );
4498                             #endif
4499                             }
4500                         }
4501
4502                     }
4503                 }
4504                 else
4505                 {
4506                     if ( tooltip )
4507                     {
4508                     #if wxPG_ALLOW_EMPTY_TOOLTIPS
4509                         m_canvas->SetToolTip( m_emptyString );
4510                     #else
4511                         m_canvas->SetToolTip( NULL );
4512                     #endif
4513                     }
4514                 }
4515             }
4516         }
4517     #endif
4518
4519         if ( splitterHit == -1 ||
4520              !m_propHover ||
4521              HasFlag(wxPG_STATIC_SPLITTER) )
4522         {
4523             // hovering on something else
4524             if ( m_curcursor != wxCURSOR_ARROW )
4525                 CustomSetCursor( wxCURSOR_ARROW );
4526         }
4527         else
4528         {
4529             // Do not allow splitter cursor on caption items.
4530             // (also not if we were dragging and its started
4531             // outside the splitter region)
4532
4533             if ( m_propHover &&
4534                  !m_propHover->IsCategory() &&
4535                  !event.Dragging() )
4536             {
4537
4538                 // hovering on splitter
4539
4540                 // NB: Condition disabled since MouseLeave event (from the editor control) cannot be
4541                 //     reliably detected.
4542                 //if ( m_curcursor != wxCURSOR_SIZEWE )
4543                 CustomSetCursor( wxCURSOR_SIZEWE, true );
4544
4545                 return false;
4546             }
4547             else
4548             {
4549                 // hovering on something else
4550                 if ( m_curcursor != wxCURSOR_ARROW )
4551                     CustomSetCursor( wxCURSOR_ARROW );
4552             }
4553         }
4554     }
4555     return true;
4556 }
4557
4558 // -----------------------------------------------------------------------
4559
4560 // Also handles Leaving event
4561 bool wxPropertyGrid::HandleMouseUp( int x, unsigned int WXUNUSED(y),
4562                                     wxMouseEvent &WXUNUSED(event) )
4563 {
4564     wxPropertyGridPageState* state = m_pState;
4565     bool res = false;
4566
4567     int splitterHit;
4568     int splitterHitOffset;
4569     state->HitTestH( x, &splitterHit, &splitterHitOffset );
4570
4571     // No event type check - basicly calling this method should
4572     // just stop dragging.
4573     // Left up after dragged?
4574     if ( m_dragStatus >= 1 )
4575     {
4576     //
4577     // End Splitter Dragging
4578     //
4579         // DO NOT ENABLE FOLLOWING LINE!
4580         // (it is only here as a reminder to not to do it)
4581         //splitterX = x;
4582
4583         // Disable splitter auto-centering
4584         m_iFlags |= wxPG_FL_DONT_CENTER_SPLITTER;
4585
4586         // This is necessary to return cursor
4587         if ( m_iFlags & wxPG_FL_MOUSE_CAPTURED )
4588         {
4589             m_canvas->ReleaseMouse();
4590             m_iFlags &= ~(wxPG_FL_MOUSE_CAPTURED);
4591         }
4592
4593         // Set back the default cursor, if necessary
4594         if ( splitterHit == -1 ||
4595              !m_propHover )
4596         {
4597             CustomSetCursor( wxCURSOR_ARROW );
4598         }
4599
4600         m_dragStatus = 0;
4601
4602         // Control background needs to be cleared
4603         if ( !(m_iFlags & wxPG_FL_PRIMARY_FILLS_ENTIRE) && m_selected )
4604             DrawItem( m_selected );
4605
4606         if ( m_wndEditor )
4607         {
4608             m_wndEditor->Show ( true );
4609         }
4610
4611     #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
4612         // Fixes button disappearance bug
4613         if ( m_wndEditor2 )
4614             m_wndEditor2->Show ( true );
4615     #endif
4616
4617         // This clears the focus.
4618         m_editorFocused = 0;
4619
4620     }
4621     return res;
4622 }
4623
4624 // -----------------------------------------------------------------------
4625
4626 bool wxPropertyGrid::OnMouseCommon( wxMouseEvent& event, int* px, int* py )
4627 {
4628     int splitterX = GetSplitterPosition();
4629
4630     //int ux, uy;
4631     //CalcUnscrolledPosition( event.m_x, event.m_y, &ux, &uy );
4632     int ux = event.m_x;
4633     int uy = event.m_y;
4634
4635     wxWindow* wnd = m_wndEditor;
4636
4637     // Hide popup on clicks
4638     if ( event.GetEventType() != wxEVT_MOTION )
4639         if ( wnd && wnd->IsKindOf(CLASSINFO(wxOwnerDrawnComboBox)) )
4640         {
4641             ((wxOwnerDrawnComboBox*)m_wndEditor)->HidePopup();
4642         }
4643
4644     wxRect r;
4645     if ( wnd )
4646         r = wnd->GetRect();
4647     if ( wnd == (wxWindow*) NULL || m_dragStatus ||
4648          (
4649            ux <= (splitterX + wxPG_SPLITTERX_DETECTMARGIN2) ||
4650            ux >= (r.x+r.width) ||
4651            event.m_y < r.y ||
4652            event.m_y >= (r.y+r.height)
4653          )
4654        )
4655     {
4656         *px = ux;
4657         *py = uy;
4658         return true;
4659     }
4660     else
4661     {
4662         if ( m_curcursor != wxCURSOR_ARROW ) CustomSetCursor ( wxCURSOR_ARROW );
4663     }
4664     return false;
4665 }
4666
4667 // -----------------------------------------------------------------------
4668
4669 void wxPropertyGrid::OnMouseClick( wxMouseEvent &event )
4670 {
4671     int x, y;
4672     if ( OnMouseCommon( event, &x, &y ) )
4673     {
4674         HandleMouseClick(x,y,event);
4675     }
4676     event.Skip();
4677 }
4678
4679 // -----------------------------------------------------------------------
4680
4681 void wxPropertyGrid::OnMouseRightClick( wxMouseEvent &event )
4682 {
4683     int x, y;
4684     CalcUnscrolledPosition( event.m_x, event.m_y, &x, &y );
4685     HandleMouseRightClick(x,y,event);
4686     event.Skip();
4687 }
4688
4689 // -----------------------------------------------------------------------
4690
4691 void wxPropertyGrid::OnMouseDoubleClick( wxMouseEvent &event )
4692 {
4693     // Always run standard mouse-down handler as well
4694     OnMouseClick(event);
4695
4696     int x, y;
4697     CalcUnscrolledPosition( event.m_x, event.m_y, &x, &y );
4698     HandleMouseDoubleClick(x,y,event);
4699     event.Skip();
4700 }
4701
4702 // -----------------------------------------------------------------------
4703
4704 void wxPropertyGrid::OnMouseMove( wxMouseEvent &event )
4705 {
4706     int x, y;
4707     if ( OnMouseCommon( event, &x, &y ) )
4708     {
4709         HandleMouseMove(x,y,event);
4710     }
4711     event.Skip();
4712 }
4713
4714 // -----------------------------------------------------------------------
4715
4716 void wxPropertyGrid::OnMouseMoveBottom( wxMouseEvent& WXUNUSED(event) )
4717 {
4718     // Called when mouse moves in the empty space below the properties.
4719     CustomSetCursor( wxCURSOR_ARROW );
4720 }
4721
4722 // -----------------------------------------------------------------------
4723
4724 void wxPropertyGrid::OnMouseUp( wxMouseEvent &event )
4725 {
4726     int x, y;
4727     if ( OnMouseCommon( event, &x, &y ) )
4728     {
4729         HandleMouseUp(x,y,event);
4730     }
4731     event.Skip();
4732 }
4733
4734 // -----------------------------------------------------------------------
4735
4736 void wxPropertyGrid::OnMouseEntry( wxMouseEvent &event )
4737 {
4738     // This may get called from child control as well, so event's
4739     // mouse position cannot be relied on.
4740
4741     if ( event.Entering() )
4742     {
4743         if ( !(m_iFlags & wxPG_FL_MOUSE_INSIDE) )
4744         {
4745             // TODO: Fix this (detect parent and only do
4746             //   cursor trick if it is a manager).
4747             wxASSERT( GetParent() );
4748             GetParent()->SetCursor(wxNullCursor);
4749
4750             m_iFlags |= wxPG_FL_MOUSE_INSIDE;
4751         }
4752         else
4753             GetParent()->SetCursor(wxNullCursor);
4754     }
4755     else if ( event.Leaving() )
4756     {
4757         // Without this, wxSpinCtrl editor will sometimes have wrong cursor
4758         m_canvas->SetCursor( wxNullCursor );
4759
4760         // Get real cursor position
4761         wxPoint pt = ScreenToClient(::wxGetMousePosition());
4762
4763         if ( ( pt.x <= 0 || pt.y <= 0 || pt.x >= m_width || pt.y >= m_height ) )
4764         {
4765             {
4766                 if ( (m_iFlags & wxPG_FL_MOUSE_INSIDE) )
4767                 {
4768                     m_iFlags &= ~(wxPG_FL_MOUSE_INSIDE);
4769                 }
4770
4771                 if ( m_dragStatus )
4772                     wxPropertyGrid::HandleMouseUp ( -1, 10000, event );
4773             }
4774         }
4775     }
4776
4777     event.Skip();
4778 }
4779
4780 // -----------------------------------------------------------------------
4781
4782 // Common code used by various OnMouseXXXChild methods.
4783 bool wxPropertyGrid::OnMouseChildCommon( wxMouseEvent &event, int* px, int *py )
4784 {
4785     wxWindow* topCtrlWnd = (wxWindow*)event.GetEventObject();
4786     wxASSERT( topCtrlWnd );
4787     int x, y;
4788     event.GetPosition(&x,&y);
4789
4790     AdjustPosForClipperWindow( topCtrlWnd, &x, &y );
4791
4792     int splitterX = GetSplitterPosition();
4793
4794     wxRect r = topCtrlWnd->GetRect();
4795     if ( !m_dragStatus &&
4796          x > (splitterX-r.x+wxPG_SPLITTERX_DETECTMARGIN2) &&
4797          y >= 0 && y < r.height \
4798        )
4799     {
4800         if ( m_curcursor != wxCURSOR_ARROW ) CustomSetCursor ( wxCURSOR_ARROW );
4801         event.Skip();
4802     }
4803     else
4804     {
4805         CalcUnscrolledPosition( event.m_x + r.x, event.m_y + r.y, \
4806             px, py );
4807         return true;
4808     }
4809     return false;
4810 }
4811
4812 void wxPropertyGrid::OnMouseClickChild( wxMouseEvent &event )
4813 {
4814     int x,y;
4815     if ( OnMouseChildCommon(event,&x,&y) )
4816     {
4817         bool res = HandleMouseClick(x,y,event);
4818         if ( !res ) event.Skip();
4819     }
4820 }
4821
4822 void wxPropertyGrid::OnMouseRightClickChild( wxMouseEvent &event )
4823 {
4824     int x,y;
4825     wxASSERT( m_wndEditor );
4826     // These coords may not be exact (about +-2),
4827     // but that should not matter (right click is about item, not position).
4828     wxPoint pt = m_wndEditor->GetPosition();
4829     CalcUnscrolledPosition( event.m_x + pt.x, event.m_y + pt.y, &x, &y );
4830     wxASSERT( m_selected );
4831     m_propHover = m_selected;
4832     bool res = HandleMouseRightClick(x,y,event);
4833     if ( !res ) event.Skip();
4834 }
4835
4836 void wxPropertyGrid::OnMouseMoveChild( wxMouseEvent &event )
4837 {
4838     int x,y;
4839     if ( OnMouseChildCommon(event,&x,&y) )
4840     {
4841         bool res = HandleMouseMove(x,y,event);
4842         if ( !res ) event.Skip();
4843     }
4844 }
4845
4846 void wxPropertyGrid::OnMouseUpChild( wxMouseEvent &event )
4847 {
4848     int x,y;
4849     if ( OnMouseChildCommon(event,&x,&y) )
4850     {
4851         bool res = HandleMouseUp(x,y,event);
4852         if ( !res ) event.Skip();
4853     }
4854 }
4855
4856 // -----------------------------------------------------------------------
4857 // wxPropertyGrid keyboard event handling
4858 // -----------------------------------------------------------------------
4859
4860 void wxPropertyGrid::SendNavigationKeyEvent( int dir )
4861 {
4862     wxNavigationKeyEvent evt;
4863     evt.SetFlags(wxNavigationKeyEvent::FromTab|
4864                  (dir?wxNavigationKeyEvent::IsForward:
4865                       wxNavigationKeyEvent::IsBackward));
4866     evt.SetEventObject(this);
4867     m_canvas->GetEventHandler()->AddPendingEvent(evt);
4868 }
4869
4870
4871 int wxPropertyGrid::KeyEventToActions(wxKeyEvent &event, int* pSecond) const
4872 {
4873     // Translates wxKeyEvent to wxPG_ACTION_XXX
4874
4875     int keycode = event.GetKeyCode();
4876     int modifiers = event.GetModifiers();
4877
4878     wxASSERT( !(modifiers&~(0xFFFF)) );
4879
4880     int hashMapKey = (keycode & 0xFFFF) | ((modifiers & 0xFFFF) << 16);
4881
4882     wxPGHashMapI2I::const_iterator it = m_actionTriggers.find(hashMapKey);
4883
4884     if ( it == m_actionTriggers.end() )
4885         return 0;
4886
4887     if ( pSecond )
4888     {
4889         int second = (it->second>>16) & 0xFFFF;
4890         *pSecond = second;
4891     }
4892
4893     return (it->second & 0xFFFF);
4894 }
4895
4896 void wxPropertyGrid::AddActionTrigger( int action, int keycode, int modifiers )
4897 {
4898     wxASSERT( !(modifiers&~(0xFFFF)) );
4899
4900     int hashMapKey = (keycode & 0xFFFF) | ((modifiers & 0xFFFF) << 16);
4901
4902     wxPGHashMapI2I::iterator it = m_actionTriggers.find(hashMapKey);
4903
4904     if ( it != m_actionTriggers.end() )
4905     {
4906         // This key combination is already used
4907
4908         // Can add secondary?
4909         wxASSERT_MSG( !(it->second&~(0xFFFF)),
4910                       wxT("You can only add up to two separate actions per key combination.") );
4911
4912         action = it->second | (action<<16);
4913     }
4914
4915     m_actionTriggers[hashMapKey] = action;
4916 }
4917
4918 void wxPropertyGrid::ClearActionTriggers( int action )
4919 {
4920     wxPGHashMapI2I::iterator it;
4921
4922     for ( it = m_actionTriggers.begin(); it != m_actionTriggers.end(); it++ )
4923     {
4924         if ( it->second == action )
4925         {
4926             m_actionTriggers.erase(it);
4927         }
4928     }
4929 }
4930
4931 static void CopyTextToClipboard( const wxString& text )
4932 {
4933     if ( wxTheClipboard->Open() )
4934     {
4935         // This data objects are held by the clipboard,
4936         // so do not delete them in the app.
4937         wxTheClipboard->SetData( new wxTextDataObject(text) );
4938         wxTheClipboard->Close();
4939     }
4940 }
4941
4942 void wxPropertyGrid::HandleKeyEvent(wxKeyEvent &event)
4943 {
4944     //
4945     // Handles key event when editor control is not focused.
4946     //
4947
4948     wxASSERT( !m_frozen );
4949     if ( m_frozen )
4950         return;
4951
4952     // Travelsal between items, collapsing/expanding, etc.
4953     int keycode = event.GetKeyCode();
4954
4955     if ( keycode == WXK_TAB )
4956     {
4957         SendNavigationKeyEvent( event.ShiftDown()?0:1 );
4958         return;
4959     }
4960
4961     // Ignore Alt and Control when they are down alone
4962     if ( keycode == WXK_ALT ||
4963          keycode == WXK_CONTROL )
4964     {
4965         event.Skip();
4966         return;
4967     }
4968
4969     int secondAction;
4970     int action = KeyEventToActions(event, &secondAction);
4971
4972     if ( m_selected )
4973     {
4974
4975         // Show dialog?
4976         if ( ButtonTriggerKeyTest(event) )
4977             return;
4978
4979         wxPGProperty* p = m_selected;
4980
4981         if ( action == wxPG_ACTION_COPY )
4982         {
4983             CopyTextToClipboard(p->GetDisplayedString());
4984         }
4985         else
4986         {
4987             // Travel and expand/collapse
4988             int selectDir = -2;
4989
4990             if ( p->GetChildCount() &&
4991                  !(p->m_flags & wxPG_PROP_DISABLED)
4992                )
4993             {
4994                 if ( action == wxPG_ACTION_COLLAPSE_PROPERTY || secondAction == wxPG_ACTION_COLLAPSE_PROPERTY )
4995                 {
4996                     if ( (m_windowStyle & wxPG_HIDE_MARGIN) || Collapse(p) )
4997                         keycode = 0;
4998                 }
4999                 else if ( action == wxPG_ACTION_EXPAND_PROPERTY || secondAction == wxPG_ACTION_EXPAND_PROPERTY )
5000                 {
5001                     if ( (m_windowStyle & wxPG_HIDE_MARGIN) || Expand(p) )
5002                         keycode = 0;
5003                 }
5004             }
5005
5006             if ( keycode )
5007             {
5008                 if ( action == wxPG_ACTION_PREV_PROPERTY || secondAction == wxPG_ACTION_PREV_PROPERTY )
5009                 {
5010                     selectDir = -1;
5011                 }
5012                 else if ( action == wxPG_ACTION_NEXT_PROPERTY || secondAction == wxPG_ACTION_NEXT_PROPERTY )
5013                 {
5014                     selectDir = 1;
5015                 }
5016                 else
5017                 {
5018                     event.Skip();
5019                 }
5020
5021             }
5022
5023             if ( selectDir >= -1 )
5024             {
5025                 p = wxPropertyGridIterator::OneStep( m_pState, wxPG_ITERATE_VISIBLE, p, selectDir );
5026                 if ( p )
5027                     DoSelectProperty(p);
5028             }
5029         }
5030     }
5031     else
5032     {
5033         // If nothing was selected, select the first item now
5034         // (or navigate out of tab).
5035         if ( action != wxPG_ACTION_CANCEL_EDIT && secondAction != wxPG_ACTION_CANCEL_EDIT )
5036         {
5037             wxPGProperty* p = wxPropertyGridInterface::GetFirst();
5038             if ( p ) DoSelectProperty(p);
5039         }
5040     }
5041 }
5042
5043 // -----------------------------------------------------------------------
5044
5045 // Potentially handles a keyboard event for editor controls.
5046 // Returns false if event should *not* be skipped (on true it can
5047 // be optionally skipped).
5048 // Basicly, false means that SelectProperty was called (or was about
5049 // to be called, if canDestroy was false).
5050 bool wxPropertyGrid::HandleChildKey( wxKeyEvent& event )
5051 {
5052     bool res = true;
5053
5054     if ( !m_selected || !m_wndEditor )
5055     {
5056         return true;
5057     }
5058
5059     int action = KeyEventToAction(event);
5060
5061     // Unfocus?
5062     if ( action == wxPG_ACTION_CANCEL_EDIT )
5063     {
5064         //
5065         // Esc cancels any changes
5066         if ( IsEditorsValueModified() )
5067         {
5068             EditorsValueWasNotModified();
5069
5070             // Update the control as well
5071             m_selected->GetEditorClass()->SetControlStringValue( m_selected,
5072                                                                  m_wndEditor,
5073                                                                  m_selected->GetDisplayedString() );
5074         }
5075
5076         OnValidationFailureReset(m_selected);
5077
5078         res = false;
5079
5080         UnfocusEditor();
5081     }
5082     else if ( action == wxPG_ACTION_COPY )
5083     {
5084         // NB: There is some problem with getting native cut-copy-paste keys to go through
5085         //     for embedded editor wxTextCtrl. This is why we emulate.
5086         //
5087         wxTextCtrl* tc = GetEditorTextCtrl();
5088         if ( tc )
5089         {
5090             wxString sel = tc->GetStringSelection();
5091             if ( sel.length() )
5092                 CopyTextToClipboard(sel);
5093         }
5094         else
5095         {
5096             CopyTextToClipboard(m_selected->GetDisplayedString());
5097         }
5098     }
5099     else if ( action == wxPG_ACTION_CUT )
5100     {
5101         wxTextCtrl* tc = GetEditorTextCtrl();
5102         if ( tc )
5103         {
5104             long from, to;
5105             tc->GetSelection(&from, &to);
5106             if ( from < to )
5107             {
5108                 CopyTextToClipboard(tc->GetStringSelection());
5109                 tc->Remove(from, to);
5110             }
5111         }
5112     }
5113     else if ( action == wxPG_ACTION_PASTE )
5114     {
5115         wxTextCtrl* tc = GetEditorTextCtrl();
5116         if ( tc )
5117         {
5118             if (wxTheClipboard->Open())
5119             {
5120                 if (wxTheClipboard->IsSupported( wxDF_TEXT ))
5121                 {
5122                     wxTextDataObject data;
5123                     wxTheClipboard->GetData( data );
5124                     long from, to;
5125                     tc->GetSelection(&from, &to);
5126                     if ( from < to )
5127                     {
5128                         tc->Remove(from, to);
5129                         tc->WriteText(data.GetText());
5130                     }
5131                     else
5132                     {
5133                         tc->WriteText(data.GetText());
5134                     }
5135                 }
5136                 wxTheClipboard->Close();
5137             }
5138         }
5139     }
5140
5141     return res;
5142 }
5143
5144 // -----------------------------------------------------------------------
5145
5146 void wxPropertyGrid::OnKey( wxKeyEvent &event )
5147 {
5148
5149     //
5150     // Events to editor controls should get relayed here.
5151     //
5152     wxWindow* focused = wxWindow::FindFocus();
5153
5154     wxWindow* primaryCtrl = GetEditorControl();
5155
5156     if ( primaryCtrl &&
5157          (focused==primaryCtrl
5158           || m_editorFocused) )
5159     {
5160         // Child key must be processed here, since it can
5161         // destroy the control which is referred by its own
5162         // event handling.
5163         HandleChildKey( event );
5164     }
5165     else
5166         HandleKeyEvent( event );
5167 }
5168
5169 // -----------------------------------------------------------------------
5170
5171 void wxPropertyGrid::OnKeyUp(wxKeyEvent &event)
5172 {
5173     m_keyComboConsumed = 0;
5174
5175     event.Skip();
5176 }
5177
5178 // -----------------------------------------------------------------------
5179
5180 void wxPropertyGrid::OnNavigationKey( wxNavigationKeyEvent& event )
5181 {
5182     // Ignore events that occur very close to focus set
5183     if ( m_iFlags & wxPG_FL_IGNORE_NEXT_NAVKEY )
5184     {
5185         m_iFlags &= ~(wxPG_FL_IGNORE_NEXT_NAVKEY);
5186         event.Skip();
5187         return;
5188     }
5189
5190     wxPGProperty* next = (wxPGProperty*) NULL;
5191
5192     int dir = event.GetDirection()?1:-1;
5193
5194     if ( m_selected )
5195     {
5196         if ( dir == 1 && (m_wndEditor || m_wndEditor2) )
5197         {
5198             wxWindow* focused = wxWindow::FindFocus();
5199
5200             wxWindow* wndToCheck = GetEditorControl();
5201
5202             // ODComboBox focus goes to its text ctrl, so we need to use it instead
5203             if ( wndToCheck && wndToCheck->IsKindOf(CLASSINFO(wxOwnerDrawnComboBox)) )
5204             {
5205                 wxTextCtrl* comboTextCtrl = ((wxOwnerDrawnComboBox*)wndToCheck)->GetTextCtrl();
5206                 if ( comboTextCtrl )
5207                     wndToCheck = comboTextCtrl;
5208             }
5209
5210             /*
5211             // Because of problems navigating from wxButton, do not go to it.
5212             if ( !wndToCheck )
5213             {
5214                 // No primary, use secondary
5215                 wndToCheck = m_wndEditor2;
5216             }
5217             // If it has editor button, focus to it after the primary editor.
5218             // NB: Doesn't work since wxButton on wxMSW doesn't seem to propagate
5219             //     key events (yes, I'm using wxWANTS_CHARS with it, and yes I
5220             //     have somewhat debugged in window.cpp itself).
5221             else if ( focused == wndToCheck &&
5222                       m_wndEditor2 &&
5223                       !(GetExtraStyle() & wxPG_EX_NO_TAB_TO_BUTTON) )
5224             {
5225                 wndToCheck = m_wndEditor2;
5226                 wxLogDebug(wxT("Exp1"));
5227             }
5228             */
5229
5230             if ( focused != wndToCheck &&
5231                  wndToCheck )
5232             {
5233                 wndToCheck->SetFocus();
5234
5235                 // Select all text in wxTextCtrl etc.
5236                 if ( m_wndEditor && wndToCheck == m_wndEditor )
5237                     m_selected->GetEditorClass()->OnFocus(m_selected,wndToCheck);
5238
5239                 m_editorFocused = 1;
5240                 next = m_selected;
5241             }
5242         }
5243
5244         if ( !next )
5245         {
5246             next = wxPropertyGridIterator::OneStep(m_pState, wxPG_ITERATE_VISIBLE, m_selected, dir);
5247
5248             if ( next )
5249             {
5250                 // This allows preventing NavigateOut to occur
5251                 DoSelectProperty( next, wxPG_SEL_FOCUS );
5252             }
5253         }
5254     }
5255
5256     if ( !next )
5257         event.Skip();
5258 }
5259
5260 // -----------------------------------------------------------------------
5261
5262 bool wxPropertyGrid::ButtonTriggerKeyTest( wxKeyEvent &event )
5263 {
5264     int keycode = event.GetKeyCode();
5265
5266     // Does the keycode trigger button?
5267     if ( keycode == m_pushButKeyCode &&
5268          m_wndEditor2 &&
5269          (!m_pushButKeyCodeNeedsAlt || event.AltDown()) &&
5270          (!m_pushButKeyCodeNeedsCtrl || event.ControlDown()) )
5271     {
5272         m_keyComboConsumed = 1;
5273
5274         wxCommandEvent evt(wxEVT_COMMAND_BUTTON_CLICKED,m_wndEditor2->GetId());
5275         GetEventHandler()->AddPendingEvent(evt);
5276         return true;
5277     }
5278
5279     return false;
5280 }
5281
5282 // -----------------------------------------------------------------------
5283
5284 void wxPropertyGrid::OnChildKeyDown( wxKeyEvent &event )
5285 {
5286     int keycode = event.GetKeyCode();
5287
5288     // Ignore Alt and Control when they are down alone
5289     if ( keycode == WXK_ALT ||
5290          keycode == WXK_CONTROL )
5291     {
5292         event.Skip();
5293         return;
5294     }
5295
5296     if ( ButtonTriggerKeyTest(event) )
5297         return;
5298
5299     if ( HandleChildKey(event) == true )
5300         event.Skip();
5301
5302     GetEventHandler()->AddPendingEvent(event);
5303 }
5304
5305 void wxPropertyGrid::OnChildKeyUp( wxKeyEvent &event )
5306 {
5307     m_keyComboConsumed = 0;
5308
5309     GetEventHandler()->AddPendingEvent(event);
5310
5311     event.Skip();
5312 }
5313
5314 // -----------------------------------------------------------------------
5315 // wxPropertyGrid miscellaneous event handling
5316 // -----------------------------------------------------------------------
5317
5318 void wxPropertyGrid::OnIdle( wxIdleEvent& WXUNUSED(event) )
5319 {
5320     //
5321     // Check if the focus is in this control or one of its children
5322     wxWindow* newFocused = wxWindow::FindFocus();
5323
5324     if ( newFocused != m_curFocused )
5325         HandleFocusChange( newFocused );
5326 }
5327
5328 // Called by focus event handlers. newFocused is the window that becomes focused.
5329 void wxPropertyGrid::HandleFocusChange( wxWindow* newFocused )
5330 {
5331     unsigned int oldFlags = m_iFlags;
5332
5333     m_iFlags &= ~(wxPG_FL_FOCUSED);
5334
5335     wxWindow* parent = newFocused;
5336
5337     // This must be one of nextFocus' parents.
5338     while ( parent )
5339     {
5340         // Use m_eventObject, which is either wxPropertyGrid or
5341         // wxPropertyGridManager, as appropriate.
5342         if ( parent == m_eventObject )
5343         {
5344             m_iFlags |= wxPG_FL_FOCUSED;
5345             break;
5346         }
5347         parent = parent->GetParent();
5348     }
5349
5350     m_curFocused = newFocused;
5351
5352     if ( (m_iFlags & wxPG_FL_FOCUSED) !=
5353          (oldFlags & wxPG_FL_FOCUSED) )
5354     {
5355         // On each focus kill, mark the next nav key event
5356         // to be ignored (can't do on set focus since the
5357         // event would occur before it).
5358         if ( !(m_iFlags & wxPG_FL_FOCUSED) )
5359         {
5360             m_iFlags |= wxPG_FL_IGNORE_NEXT_NAVKEY;
5361
5362             // Need to store changed value
5363             CommitChangesFromEditor();
5364         }
5365         else
5366         {
5367             /*
5368             //
5369             // Preliminary code for tab-order respecting
5370             // tab-traversal (but should be moved to
5371             // OnNav handler)
5372             //
5373             wxWindow* prevFocus = event.GetWindow();
5374             wxWindow* useThis = this;
5375             if ( m_iFlags & wxPG_FL_IN_MANAGER )
5376                 useThis = GetParent();
5377
5378             if ( prevFocus &&
5379                  prevFocus->GetParent() == useThis->GetParent() )
5380             {
5381                 wxList& children = useThis->GetParent()->GetChildren();
5382
5383                 wxNode* node = children.Find(prevFocus);
5384
5385                 if ( node->GetNext() &&
5386                      useThis == node->GetNext()->GetData() )
5387                     DoSelectProperty(GetFirst());
5388                 else if ( node->GetPrevious () &&
5389                           useThis == node->GetPrevious()->GetData() )
5390                     DoSelectProperty(GetLastProperty());
5391
5392             }
5393             */
5394
5395             m_iFlags &= ~(wxPG_FL_IGNORE_NEXT_NAVKEY);
5396         }
5397
5398         // Redraw selected
5399         if ( m_selected && (m_iFlags & wxPG_FL_INITIALIZED) )
5400             DrawItem( m_selected );
5401     }
5402 }
5403
5404 void wxPropertyGrid::OnFocusEvent( wxFocusEvent& event )
5405 {
5406     if ( event.GetEventType() == wxEVT_SET_FOCUS )
5407         HandleFocusChange((wxWindow*)event.GetEventObject());
5408     // Line changed to "else" when applying wxPropertyGrid patch #1675902
5409     //else if ( event.GetWindow() )
5410     else
5411         HandleFocusChange(event.GetWindow());
5412
5413     event.Skip();
5414 }
5415
5416 // -----------------------------------------------------------------------
5417
5418 void wxPropertyGrid::OnChildFocusEvent( wxChildFocusEvent& event )
5419 {
5420     HandleFocusChange((wxWindow*)event.GetEventObject());
5421
5422     //
5423     // event.Skip() being commented out is aworkaround for bug reported
5424     // in ticket #4840 (wxScrolledWindow problem with automatic scrolling).
5425     //event.Skip();
5426 }
5427
5428 // -----------------------------------------------------------------------
5429
5430 void wxPropertyGrid::OnScrollEvent( wxScrollWinEvent &event )
5431 {
5432     m_iFlags |= wxPG_FL_SCROLLED;
5433
5434     event.Skip();
5435 }
5436
5437 // -----------------------------------------------------------------------
5438
5439 void wxPropertyGrid::OnCaptureChange( wxMouseCaptureChangedEvent& WXUNUSED(event) )
5440 {
5441     if ( m_iFlags & wxPG_FL_MOUSE_CAPTURED )
5442     {
5443         m_iFlags &= ~(wxPG_FL_MOUSE_CAPTURED);
5444     }
5445 }
5446
5447 // -----------------------------------------------------------------------
5448 // Property editor related functions
5449 // -----------------------------------------------------------------------
5450
5451 // noDefCheck = true prevents infinite recursion.
5452 wxPGEditor* wxPropertyGrid::RegisterEditorClass( wxPGEditor* editorClass,
5453                                                  bool noDefCheck )
5454 {
5455     wxASSERT( editorClass );
5456
5457     if ( !noDefCheck && wxPGGlobalVars->m_mapEditorClasses.empty() )
5458         RegisterDefaultEditors();
5459
5460     wxString name = editorClass->GetName();
5461
5462     // Existing editor under this name?
5463     wxPGHashMapS2P::iterator vt_it = wxPGGlobalVars->m_mapEditorClasses.find(name);
5464
5465     wxCHECK_MSG( vt_it == wxPGGlobalVars->m_mapEditorClasses.end(),
5466                  (wxPGEditor*) vt_it->second,
5467                  "Editor with given name was already registered" );
5468
5469     wxPGGlobalVars->m_mapEditorClasses[name] = (void*)editorClass;
5470
5471     return editorClass;
5472 }
5473
5474 // Registers all default editor classes
5475 void wxPropertyGrid::RegisterDefaultEditors()
5476 {
5477     wxPGRegisterDefaultEditorClass( TextCtrl );
5478     wxPGRegisterDefaultEditorClass( Choice );
5479     wxPGRegisterDefaultEditorClass( ComboBox );
5480     wxPGRegisterDefaultEditorClass( TextCtrlAndButton );
5481 #if wxPG_INCLUDE_CHECKBOX
5482     wxPGRegisterDefaultEditorClass( CheckBox );
5483 #endif
5484     wxPGRegisterDefaultEditorClass( ChoiceAndButton );
5485
5486     // Register SpinCtrl etc. editors before use
5487     RegisterAdditionalEditors();
5488 }
5489
5490 // -----------------------------------------------------------------------
5491 // wxPGStringTokenizer
5492 //   Needed to handle C-style string lists (e.g. "str1" "str2")
5493 // -----------------------------------------------------------------------
5494
5495 wxPGStringTokenizer::wxPGStringTokenizer( const wxString& str, wxChar delimeter )
5496     : m_str(&str), m_curPos(str.begin()), m_delimeter(delimeter)
5497 {
5498 }
5499
5500 wxPGStringTokenizer::~wxPGStringTokenizer()
5501 {
5502 }
5503
5504 bool wxPGStringTokenizer::HasMoreTokens()
5505 {
5506     const wxString& str = *m_str;
5507
5508     wxString::const_iterator i = m_curPos;
5509
5510     wxUniChar delim = m_delimeter;
5511     wxUniChar a;
5512     wxUniChar prev_a = wxT('\0');
5513
5514     bool inToken = false;
5515
5516     while ( i != str.end() )
5517     {
5518         a = *i;
5519
5520         if ( !inToken )
5521         {
5522             if ( a == delim )
5523             {
5524                 inToken = true;
5525                 m_readyToken.clear();
5526             }
5527         }
5528         else
5529         {
5530             if ( prev_a != wxT('\\') )
5531             {
5532                 if ( a != delim )
5533                 {
5534                     if ( a != wxT('\\') )
5535                         m_readyToken << a;
5536                 }
5537                 else
5538                 {
5539                     i++;
5540                     m_curPos = i;
5541                     return true;
5542                 }
5543                 prev_a = a;
5544             }
5545             else
5546             {
5547                 m_readyToken << a;
5548                 prev_a = wxT('\0');
5549             }
5550         }
5551         i++;
5552     }
5553
5554     m_curPos = str.end();
5555
5556     if ( inToken )
5557         return true;
5558
5559     return false;
5560 }
5561
5562 wxString wxPGStringTokenizer::GetNextToken()
5563 {
5564     return m_readyToken;
5565 }
5566
5567 // -----------------------------------------------------------------------
5568 // wxPGChoiceEntry
5569 // -----------------------------------------------------------------------
5570
5571 wxPGChoiceEntry::wxPGChoiceEntry()
5572     : wxPGCell(), m_value(wxPG_INVALID_VALUE)
5573 {
5574 }
5575
5576 wxPGChoiceEntry::wxPGChoiceEntry( const wxPGChoiceEntry& entry )
5577     : wxPGCell( entry.GetText(), entry.GetBitmap(),
5578         entry.GetFgCol(), entry.GetBgCol() ), m_value(entry.GetValue())
5579 {
5580 }
5581
5582 // -----------------------------------------------------------------------
5583 // wxPGChoicesData
5584 // -----------------------------------------------------------------------
5585
5586 wxPGChoicesData::wxPGChoicesData()
5587 {
5588     m_refCount = 1;
5589 }
5590
5591 wxPGChoicesData::~wxPGChoicesData()
5592 {
5593     Clear();
5594 }
5595
5596 void wxPGChoicesData::Clear()
5597 {
5598     unsigned int i;
5599
5600     for ( i=0; i<m_items.size(); i++ )
5601     {
5602         delete Item(i);
5603     }
5604
5605 #if wxUSE_STL
5606     m_items.resize(0);
5607 #else
5608     m_items.Empty();
5609 #endif
5610 }
5611
5612 void wxPGChoicesData::CopyDataFrom( wxPGChoicesData* data )
5613 {
5614     wxASSERT( m_items.size() == 0 );
5615
5616     unsigned int i;
5617
5618     for ( i=0; i<data->GetCount(); i++ )
5619         m_items.push_back( new wxPGChoiceEntry(*data->Item(i)) );
5620 }
5621
5622 // -----------------------------------------------------------------------
5623 // wxPGChoices
5624 // -----------------------------------------------------------------------
5625
5626 wxPGChoiceEntry& wxPGChoices::Add( const wxString& label, int value )
5627 {
5628     EnsureData();
5629
5630     wxPGChoiceEntry* p = new wxPGChoiceEntry(label, value);
5631     m_data->Insert( -1, p );
5632     return *p;
5633 }
5634
5635 // -----------------------------------------------------------------------
5636
5637 wxPGChoiceEntry& wxPGChoices::Add( const wxString& label, const wxBitmap& bitmap, int value )
5638 {
5639     EnsureData();
5640
5641     wxPGChoiceEntry* p = new wxPGChoiceEntry(label, value);
5642     p->SetBitmap(bitmap);
5643     m_data->Insert( -1, p );
5644     return *p;
5645 }
5646
5647 // -----------------------------------------------------------------------
5648
5649 wxPGChoiceEntry& wxPGChoices::Insert( const wxPGChoiceEntry& entry, int index )
5650 {
5651     EnsureData();
5652
5653     wxPGChoiceEntry* p = new wxPGChoiceEntry(entry);
5654     m_data->Insert(index, p);
5655     return *p;
5656 }
5657
5658 // -----------------------------------------------------------------------
5659
5660 wxPGChoiceEntry& wxPGChoices::Insert( const wxString& label, int index, int value )
5661 {
5662     EnsureData();
5663
5664     wxPGChoiceEntry* p = new wxPGChoiceEntry(label, value);
5665     m_data->Insert( index, p );
5666     return *p;
5667 }
5668
5669 // -----------------------------------------------------------------------
5670
5671 wxPGChoiceEntry& wxPGChoices::AddAsSorted( const wxString& label, int value )
5672 {
5673     EnsureData();
5674
5675     size_t index = 0;
5676
5677     while ( index < GetCount() )
5678     {
5679         int cmpRes = GetLabel(index).Cmp(label);
5680         if ( cmpRes > 0 )
5681             break;
5682         index++;
5683     }
5684
5685     wxPGChoiceEntry* p = new wxPGChoiceEntry(label, value);
5686     m_data->Insert( index, p );
5687     return *p;
5688 }
5689
5690 // -----------------------------------------------------------------------
5691
5692 void wxPGChoices::Add( const wxChar** labels, const ValArrItem* values )
5693 {
5694     EnsureData();
5695
5696     unsigned int itemcount = 0;
5697     const wxChar** p = &labels[0];
5698     while ( *p ) { p++; itemcount++; }
5699
5700     unsigned int i;
5701     for ( i = 0; i < itemcount; i++ )
5702     {
5703         int value = wxPG_INVALID_VALUE;
5704         if ( values )
5705             value = values[i];
5706         m_data->Insert( -1, new wxPGChoiceEntry(labels[i], value) );
5707     }
5708 }
5709
5710 // -----------------------------------------------------------------------
5711
5712 void wxPGChoices::Add( const wxArrayString& arr, const ValArrItem* values )
5713 {
5714     EnsureData();
5715
5716     unsigned int i;
5717     unsigned int itemcount = arr.size();
5718
5719     for ( i = 0; i < itemcount; i++ )
5720     {
5721         int value = wxPG_INVALID_VALUE;
5722         if ( values )
5723             value = values[i];
5724         m_data->Insert( -1, new wxPGChoiceEntry(arr[i], value) );
5725     }
5726 }
5727
5728 // -----------------------------------------------------------------------
5729
5730 void wxPGChoices::Add( const wxArrayString& arr, const wxArrayInt& arrint )
5731 {
5732     EnsureData();
5733
5734     unsigned int i;
5735     unsigned int itemcount = arr.size();
5736
5737     for ( i = 0; i < itemcount; i++ )
5738     {
5739         int value = wxPG_INVALID_VALUE;
5740         if ( &arrint && arrint.size() )
5741             value = arrint[i];
5742         m_data->Insert( -1, new wxPGChoiceEntry(arr[i], value) );
5743     }
5744 }
5745
5746 // -----------------------------------------------------------------------
5747
5748 void wxPGChoices::RemoveAt(size_t nIndex, size_t count)
5749 {
5750     wxASSERT( m_data->m_refCount != 0xFFFFFFF );
5751     unsigned int i;
5752     for ( i=nIndex; i<(nIndex+count); i++)
5753         delete m_data->Item(i);
5754     m_data->m_items.RemoveAt(nIndex, count);
5755 }
5756
5757 // -----------------------------------------------------------------------
5758
5759 int wxPGChoices::Index( const wxString& str ) const
5760 {
5761     if ( IsOk() )
5762     {
5763         unsigned int i;
5764         for ( i=0; i< m_data->GetCount(); i++ )
5765         {
5766             if ( m_data->Item(i)->GetText() == str )
5767                 return i;
5768         }
5769     }
5770     return -1;
5771 }
5772
5773 // -----------------------------------------------------------------------
5774
5775 int wxPGChoices::Index( int val ) const
5776 {
5777     if ( IsOk() )
5778     {
5779         unsigned int i;
5780         for ( i=0; i< m_data->GetCount(); i++ )
5781         {
5782             if ( m_data->Item(i)->GetValue() == val )
5783                 return i;
5784         }
5785     }
5786     return -1;
5787 }
5788
5789 // -----------------------------------------------------------------------
5790
5791 wxArrayString wxPGChoices::GetLabels() const
5792 {
5793     wxArrayString arr;
5794     unsigned int i;
5795
5796     if ( this && IsOk() )
5797         for ( i=0; i<GetCount(); i++ )
5798             arr.push_back(GetLabel(i));
5799
5800     return arr;
5801 }
5802
5803 // -----------------------------------------------------------------------
5804
5805 bool wxPGChoices::HasValues() const
5806 {
5807     return true;
5808 }
5809
5810 // -----------------------------------------------------------------------
5811
5812 wxArrayInt wxPGChoices::GetValuesForStrings( const wxArrayString& strings ) const
5813 {
5814     wxArrayInt arr;
5815
5816     if ( IsOk() )
5817     {
5818         unsigned int i;
5819         for ( i=0; i< strings.size(); i++ )
5820         {
5821             int index = Index(strings[i]);
5822             if ( index >= 0 )
5823                 arr.Add(GetValue(index));
5824             else
5825                 arr.Add(wxPG_INVALID_VALUE);
5826         }
5827     }
5828
5829     return arr;
5830 }
5831
5832 // -----------------------------------------------------------------------
5833
5834 wxArrayInt wxPGChoices::GetIndicesForStrings( const wxArrayString& strings,
5835                                               wxArrayString* unmatched ) const
5836 {
5837     wxArrayInt arr;
5838
5839     if ( IsOk() )
5840     {
5841         unsigned int i;
5842         for ( i=0; i< strings.size(); i++ )
5843         {
5844             const wxString& str = strings[i];
5845             int index = Index(str);
5846             if ( index >= 0 )
5847                 arr.Add(index);
5848             else if ( unmatched )
5849                 unmatched->Add(str);
5850         }
5851     }
5852
5853     return arr;
5854 }
5855
5856 // -----------------------------------------------------------------------
5857
5858 void wxPGChoices::AssignData( wxPGChoicesData* data )
5859 {
5860     Free();
5861
5862     if ( data != wxPGChoicesEmptyData )
5863     {
5864         m_data = data;
5865         data->m_refCount++;
5866     }
5867 }
5868
5869 // -----------------------------------------------------------------------
5870
5871 void wxPGChoices::Init()
5872 {
5873     m_data = wxPGChoicesEmptyData;
5874 }
5875
5876 // -----------------------------------------------------------------------
5877
5878 void wxPGChoices::Free()
5879 {
5880     if ( m_data != wxPGChoicesEmptyData )
5881     {
5882         m_data->DecRef();
5883         m_data = wxPGChoicesEmptyData;
5884     }
5885 }
5886
5887 // -----------------------------------------------------------------------
5888 // wxPropertyGridEvent
5889 // -----------------------------------------------------------------------
5890
5891 IMPLEMENT_DYNAMIC_CLASS(wxPropertyGridEvent, wxCommandEvent)
5892
5893
5894 DEFINE_EVENT_TYPE( wxEVT_PG_SELECTED )
5895 DEFINE_EVENT_TYPE( wxEVT_PG_CHANGING )
5896 DEFINE_EVENT_TYPE( wxEVT_PG_CHANGED )
5897 DEFINE_EVENT_TYPE( wxEVT_PG_HIGHLIGHTED )
5898 DEFINE_EVENT_TYPE( wxEVT_PG_RIGHT_CLICK )
5899 DEFINE_EVENT_TYPE( wxEVT_PG_PAGE_CHANGED )
5900 DEFINE_EVENT_TYPE( wxEVT_PG_ITEM_EXPANDED )
5901 DEFINE_EVENT_TYPE( wxEVT_PG_ITEM_COLLAPSED )
5902 DEFINE_EVENT_TYPE( wxEVT_PG_DOUBLE_CLICK )
5903
5904
5905 // -----------------------------------------------------------------------
5906
5907 void wxPropertyGridEvent::Init()
5908 {
5909     m_validationInfo = NULL;
5910     m_canVeto = false;
5911     m_wasVetoed = false;
5912 }
5913
5914 // -----------------------------------------------------------------------
5915
5916 wxPropertyGridEvent::wxPropertyGridEvent(wxEventType commandType, int id)
5917     : wxCommandEvent(commandType,id)
5918 {
5919     m_property = NULL;
5920     Init();
5921 }
5922
5923 // -----------------------------------------------------------------------
5924
5925 wxPropertyGridEvent::wxPropertyGridEvent(const wxPropertyGridEvent& event)
5926     : wxCommandEvent(event)
5927 {
5928     m_eventType = event.GetEventType();
5929     m_eventObject = event.m_eventObject;
5930     m_pg = event.m_pg;
5931     m_property = event.m_property;
5932     m_validationInfo = event.m_validationInfo;
5933     m_canVeto = event.m_canVeto;
5934     m_wasVetoed = event.m_wasVetoed;
5935 }
5936
5937 // -----------------------------------------------------------------------
5938
5939 wxPropertyGridEvent::~wxPropertyGridEvent()
5940 {
5941 }
5942
5943 // -----------------------------------------------------------------------
5944
5945 wxEvent* wxPropertyGridEvent::Clone() const
5946 {
5947     return new wxPropertyGridEvent( *this );
5948 }
5949
5950 // -----------------------------------------------------------------------
5951 // wxPropertyGridPopulator
5952 // -----------------------------------------------------------------------
5953
5954 wxPropertyGridPopulator::wxPropertyGridPopulator()
5955 {
5956     m_state = NULL;
5957     m_pg = NULL;
5958     wxPGGlobalVars->m_offline++;
5959 }
5960
5961 // -----------------------------------------------------------------------
5962
5963 void wxPropertyGridPopulator::SetState( wxPropertyGridPageState* state )
5964 {
5965     m_state = state;
5966     m_propHierarchy.clear();
5967 }
5968
5969 // -----------------------------------------------------------------------
5970
5971 void wxPropertyGridPopulator::SetGrid( wxPropertyGrid* pg )
5972 {
5973     m_pg = pg;
5974     pg->Freeze();
5975 }
5976
5977 // -----------------------------------------------------------------------
5978
5979 wxPropertyGridPopulator::~wxPropertyGridPopulator()
5980 {
5981     //
5982     // Free unused sets of choices
5983     wxPGHashMapS2P::iterator it;
5984
5985     for( it = m_dictIdChoices.begin(); it != m_dictIdChoices.end(); ++it )
5986     {
5987         wxPGChoicesData* data = (wxPGChoicesData*) it->second;
5988         data->DecRef();
5989     }
5990
5991     if ( m_pg )
5992     {
5993         m_pg->Thaw();
5994         m_pg->GetPanel()->Refresh();
5995     }
5996     wxPGGlobalVars->m_offline--;
5997 }
5998
5999 // -----------------------------------------------------------------------
6000
6001 wxPGProperty* wxPropertyGridPopulator::Add( const wxString& propClass,
6002                                             const wxString& propLabel,
6003                                             const wxString& propName,
6004                                             const wxString* propValue,
6005                                             wxPGChoices* pChoices )
6006 {
6007     wxClassInfo* classInfo = wxClassInfo::FindClass(propClass);
6008     wxPGProperty* parent = GetCurParent();
6009
6010     if ( parent->HasFlag(wxPG_PROP_AGGREGATE) )
6011     {
6012         ProcessError(wxString::Format(wxT("new children cannot be added to '%s'"),parent->GetName().c_str()));
6013         return NULL;
6014     }
6015
6016     if ( !classInfo || !classInfo->IsKindOf(CLASSINFO(wxPGProperty)) )
6017     {
6018         ProcessError(wxString::Format(wxT("'%s' is not valid property class"),propClass.c_str()));
6019         return NULL;
6020     }
6021
6022     wxPGProperty* property = (wxPGProperty*) classInfo->CreateObject();
6023
6024     property->SetLabel(propLabel);
6025     property->DoSetName(propName);
6026
6027     if ( pChoices && pChoices->IsOk() )
6028         property->SetChoices(*pChoices);
6029
6030     m_state->DoInsert(parent, -1, property);
6031
6032     if ( propValue )
6033         property->SetValueFromString( *propValue, wxPG_FULL_VALUE );
6034
6035     return property;
6036 }
6037
6038 // -----------------------------------------------------------------------
6039
6040 void wxPropertyGridPopulator::AddChildren( wxPGProperty* property )
6041 {
6042     m_propHierarchy.push_back(property);
6043     DoScanForChildren();
6044     m_propHierarchy.pop_back();
6045 }
6046
6047 // -----------------------------------------------------------------------
6048
6049 wxPGChoices wxPropertyGridPopulator::ParseChoices( const wxString& choicesString,
6050                                                    const wxString& idString )
6051 {
6052     wxPGChoices choices;
6053
6054     // Using id?
6055     if ( choicesString[0] == wxT('@') )
6056     {
6057         wxString ids = choicesString.substr(1);
6058         wxPGHashMapS2P::iterator it = m_dictIdChoices.find(ids);
6059         if ( it == m_dictIdChoices.end() )
6060             ProcessError(wxString::Format(wxT("No choices defined for id '%s'"),ids.c_str()));
6061         else
6062             choices.AssignData((wxPGChoicesData*)it->second);
6063     }
6064     else
6065     {
6066         bool found = false;
6067         if ( idString.length() )
6068         {
6069             wxPGHashMapS2P::iterator it = m_dictIdChoices.find(idString);
6070             if ( it != m_dictIdChoices.end() )
6071             {
6072                 choices.AssignData((wxPGChoicesData*)it->second);
6073                 found = true;
6074             }
6075         }
6076
6077         if ( !found )
6078         {
6079             // Parse choices string
6080             wxString::const_iterator it = choicesString.begin();
6081             wxString label;
6082             wxString value;
6083             int state = 0;
6084             bool labelValid = false;
6085
6086             for ( ; it != choicesString.end(); it++ )
6087             {
6088                 wxChar c = *it;
6089
6090                 if ( state != 1 )
6091                 {
6092                     if ( c == wxT('"') )
6093                     {
6094                         if ( labelValid )
6095                         {
6096                             long l;
6097                             if ( !value.ToLong(&l, 0) ) l = wxPG_INVALID_VALUE;
6098                             choices.Add(label, l);
6099                         }
6100                         labelValid = false;
6101                         //wxLogDebug(wxT("%s, %s"),label.c_str(),value.c_str());
6102                         value.clear();
6103                         label.clear();
6104                         state = 1;
6105                     }
6106                     else if ( c == wxT('=') )
6107                     {
6108                         if ( labelValid )
6109                         {
6110                             state = 2;
6111                         }
6112                     }
6113                     else if ( state == 2 && (wxIsalnum(c) || c == wxT('x')) )
6114                     {
6115                         value << c;
6116                     }
6117                 }
6118                 else
6119                 {
6120                     if ( c == wxT('"') )
6121                     {
6122                         state = 0;
6123                         labelValid = true;
6124                     }
6125                     else
6126                         label << c;
6127                 }
6128             }
6129
6130             if ( labelValid )
6131             {
6132                 long l;
6133                 if ( !value.ToLong(&l, 0) ) l = wxPG_INVALID_VALUE;
6134                 choices.Add(label, l);
6135             }
6136
6137             if ( !choices.IsOk() )
6138             {
6139                 choices.EnsureData();
6140             }
6141
6142             // Assign to id
6143             if ( idString.length() )
6144                 m_dictIdChoices[idString] = choices.GetData();
6145         }
6146     }
6147
6148     return choices;
6149 }
6150
6151 // -----------------------------------------------------------------------
6152
6153 bool wxPropertyGridPopulator::ToLongPCT( const wxString& s, long* pval, long max )
6154 {
6155     if ( s.Last() == wxT('%') )
6156     {
6157         wxString s2 = s.substr(0,s.length()-1);
6158         long val;
6159         if ( s2.ToLong(&val, 10) )
6160         {
6161             *pval = (val*max)/100;
6162             return true;
6163         }
6164         return false;
6165     }
6166
6167     return s.ToLong(pval, 10);
6168 }
6169
6170 // -----------------------------------------------------------------------
6171
6172 bool wxPropertyGridPopulator::AddAttribute( const wxString& name,
6173                                             const wxString& type,
6174                                             const wxString& value )
6175 {
6176     int l = m_propHierarchy.size();
6177     if ( !l )
6178         return false;
6179
6180     wxPGProperty* p = m_propHierarchy[l-1];
6181     wxString valuel = value.Lower();
6182     wxVariant variant;
6183
6184     if ( type.length() == 0 )
6185     {
6186         long v;
6187
6188         // Auto-detect type
6189         if ( valuel == wxT("true") || valuel == wxT("yes") || valuel == wxT("1") )
6190             variant = true;
6191         else if ( valuel == wxT("false") || valuel == wxT("no") || valuel == wxT("0") )
6192             variant = false;
6193         else if ( value.ToLong(&v, 0) )
6194             variant = v;
6195         else
6196             variant = value;
6197     }
6198     else
6199     {
6200         if ( type == wxT("string") )
6201         {
6202             variant = value;
6203         }
6204         else if ( type == wxT("int") )
6205         {
6206             long v = 0;
6207             value.ToLong(&v, 0);
6208             variant = v;
6209         }
6210         else if ( type == wxT("bool") )
6211         {
6212             if ( valuel == wxT("true") || valuel == wxT("yes") || valuel == wxT("1") )
6213                 variant = true;
6214             else
6215                 variant = false;
6216         }
6217         else
6218         {
6219             ProcessError(wxString::Format(wxT("Invalid attribute type '%s'"),type.c_str()));
6220             return false;
6221         }
6222     }
6223
6224     p->SetAttribute( name, variant );
6225
6226     return true;
6227 }
6228
6229 // -----------------------------------------------------------------------
6230
6231 void wxPropertyGridPopulator::ProcessError( const wxString& msg )
6232 {
6233     wxLogError(_("Error in resource: %s"),msg.c_str());
6234 }
6235
6236 // -----------------------------------------------------------------------
6237
6238 #endif  // wxUSE_PROPGRID