src/mac/control.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        control.cpp
   3 // Purpose:     wxControl class
   4 // Author:      AUTHOR
   5 // Modified by:
   6 // Created:     ??/??/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) AUTHOR
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "control.h"
  14 #endif
  15
  16 #include "wx/control.h"
  17 #include "wx/notebook.h"
  18 #include "wx/tabctrl.h"
  19 #include "wx/spinbutt.h"
  20
  21 #if !USE_SHARED_LIBRARY
  22 IMPLEMENT_ABSTRACT_CLASS(wxControl, wxWindow)
  23
  24 BEGIN_EVENT_TABLE(wxControl, wxWindow)
  25         EVT_MOUSE_EVENTS( wxControl::OnMouseEvent )
  26         EVT_CHAR( wxControl::OnKeyDown )
  27         EVT_PAINT( wxControl::OnPaint )
  28 END_EVENT_TABLE()
  29 #endif
  30
  31 #include <wx/mac/uma.h>
  32
  33 // Item members
  34
  35 ControlActionUPP wxMacLiveScrollbarActionUPP = NULL ;
  36
  37 pascal void wxMacLiveScrollbarActionProc( ControlHandle control , ControlPartCode partCode )
  38 {
  39         if ( partCode != 0)
  40         {
  41                 wxControl*      wx = (wxControl*) GetControlReference( control ) ;
  42                 if ( wx )
  43                 {
  44                         wx->MacHandleControlClick( control , partCode ) ;
  45                 }
  46         }
  47 }
  48
  49 wxControl::wxControl()
  50 {
  51                 m_macControl = NULL ;
  52                 m_macHorizontalBorder = 0 ; // additional pixels around the real control
  53                 m_macVerticalBorder = 0 ;
  54     m_backgroundColour = *wxWHITE;
  55     m_foregroundColour = *wxBLACK;
  56 #if WXWIN_COMPATIBILITY
  57   m_callback = 0;
  58 #endif // WXWIN_COMPATIBILITY
  59
  60         if ( wxMacLiveScrollbarActionUPP == NULL )
  61         {
  62                 wxMacLiveScrollbarActionUPP = NewControlActionProc( wxMacLiveScrollbarActionProc ) ;
  63         }
  64 }
  65
  66 wxControl::~wxControl()
  67 {
  68     m_isBeingDeleted = TRUE;
  69     // If we delete an item, we should initialize the parent panel,
  70     // because it could now be invalid.
  71     wxPanel *panel = wxDynamicCast(GetParent(), wxPanel);
  72     if ( panel )
  73     {
  74         if (panel->GetDefaultItem() == (wxButton*) this)
  75             panel->SetDefaultItem(NULL);
  76     }
  77     if ( m_macControl )
  78     {
  79         UMADisposeControl( m_macControl ) ;
  80         m_macControl = NULL ;
  81     }
  82 }
  83
  84 void wxControl::SetLabel(const wxString& title)
  85 {
  86         m_label = title ;
  87
  88         if ( m_macControl )
  89         {
  90                 Str255 maclabel ;
  91                 wxString label ;
  92
  93                 if( wxApp::s_macDefaultEncodingIsPC )
  94                         label = wxMacMakeMacStringFromPC( title ) ;
  95                 else
  96                         label = title ;
  97
  98                 strcpy( (char*) maclabel , label ) ;
  99                 c2pstr( (char*) maclabel ) ;
 100
 101                 ::SetControlTitle( m_macControl , maclabel ) ;
 102         }
 103 }
 104
 105 wxSize wxControl::DoGetBestSize()
 106 {
 107     return wxSize(20, 20);
 108 }
 109
 110 bool wxControl::ProcessCommand (wxCommandEvent & event)
 111 {
 112   // Tries:
 113   // 1) A callback function (to become obsolete)
 114   // 2) OnCommand, starting at this window and working up parent hierarchy
 115   // 3) OnCommand then calls ProcessEvent to search the event tables.
 116 #if WXWIN_COMPATIBILITY
 117     if ( m_callback )
 118     {
 119         (void)(*m_callback)(this, event);
 120
 121         return TRUE;
 122     }
 123     else
 124 #endif // WXWIN_COMPATIBILITY
 125     {
 126       return GetEventHandler()->ProcessEvent(event);
 127     }
 128 }
 129
 130 // ------------------------
 131 wxList *wxWinMacControlList = NULL;
 132 wxControl *wxFindControlFromMacControl(ControlHandle inControl )
 133 {
 134     wxNode *node = wxWinMacControlList->Find((long)inControl);
 135     if (!node)
 136         return NULL;
 137     return (wxControl *)node->Data();
 138 }
 139
 140 void wxAssociateControlWithMacControl(ControlHandle inControl, wxControl *control)
 141 {
 142     // adding NULL WindowRef is (first) surely a result of an error and
 143     // (secondly) breaks menu command processing
 144     wxCHECK_RET( inControl != (ControlHandle) NULL, "attempt to add a NULL WindowRef to window list" );
 145
 146     if ( !wxWinMacControlList->Find((long)inControl) )
 147         wxWinMacControlList->Append((long)inControl, control);
 148 }
 149
 150 void wxRemoveMacControlAssociation(wxControl *control)
 151 {
 152     wxWinMacControlList->DeleteObject(control);
 153 }
 154
 155 void wxControl::MacPreControlCreate( wxWindow *parent, wxWindowID id, wxString label ,
 156                          const wxPoint& pos,
 157                          const wxSize& size, long style,
 158                          const wxValidator& validator,
 159                          const wxString& name , Rect *outBounds , StringPtr maclabel )
 160 {
 161         m_label = label ;
 162   SetName(name);
 163   if ( &validator )
 164         SetValidator(validator);
 165
 166   m_windowStyle = style;
 167   parent->AddChild((wxButton *)this);
 168
 169   m_backgroundColour = parent->GetBackgroundColour() ;
 170   m_foregroundColour = parent->GetForegroundColour() ;
 171
 172   if (id == -1)
 173       m_windowId = NewControlId();
 174   else
 175       m_windowId = id;
 176
 177         m_width = size.x ;
 178         m_height = size.y ;
 179         int x = pos.x ;
 180         int y = pos.y ;
 181         AdjustForParentClientOrigin(x, y, wxSIZE_USE_EXISTING);
 182         m_x = x ;
 183         m_y = y ;
 184
 185
 186         Point localOrigin ;
 187         Rect    clipRect ;
 188
 189         parent->MacClientToRootWindow( &x , &y ) ;
 190         outBounds->top = y + m_macVerticalBorder ;
 191         outBounds->left = x + m_macHorizontalBorder ;
 192         outBounds->bottom = outBounds->top + m_height - 2 * m_macVerticalBorder;
 193         outBounds->right = outBounds->left + m_width - 2 * m_macHorizontalBorder ;
 194
 195         strcpy( (char*) maclabel , label ) ;
 196         if( wxApp::s_macDefaultEncodingIsPC )
 197         {
 198                 wxMacConvertFromPCForControls( (char*) maclabel ) ;
 199         }
 200
 201         c2pstr( (char*) maclabel ) ;
 202 }
 203
 204 void wxControl::MacPostControlCreate()
 205 {
 206         wxASSERT_MSG( m_macControl != NULL , "No valid mac control" ) ;
 207
 208         if ( IsKindOf( CLASSINFO( wxScrollBar ) ) )
 209         {
 210                 // no font
 211         }
 212         else if ( IsKindOf( CLASSINFO( wxStaticBox ) ) )
 213         {
 214                 ControlFontStyleRec             controlstyle ;
 215                 controlstyle.flags = kControlUseFontMask ;
 216                 controlstyle.font = kControlFontSmallBoldSystemFont ;
 217
 218                 ::UMASetControlFontStyle( m_macControl , &controlstyle ) ;
 219         }
 220         else
 221         {
 222                 ControlFontStyleRec             controlstyle ;
 223                 controlstyle.flags = kControlUseFontMask ;
 224                 controlstyle.font = kControlFontSmallSystemFont ;
 225
 226                 ::UMASetControlFontStyle( m_macControl , &controlstyle ) ;
 227         }
 228         ControlHandle container = GetParent()->MacGetContainerForEmbedding() ;
 229         wxASSERT_MSG( container != NULL , "No valid mac container control" ) ;
 230         ::UMAEmbedControl( m_macControl , container ) ;
 231         MacAdjustControlRect() ;
 232         wxAssociateControlWithMacControl( m_macControl , this ) ;
 233 }
 234
 235 void wxControl::MacAdjustControlRect()
 236 {
 237         wxASSERT_MSG( m_macControl != NULL , "No valid mac control" ) ;
 238         if ( m_width == -1 || m_height == -1 )
 239         {
 240                 Rect    bestsize = { 0 , 0 , 0 , 0 } ;
 241                 short   baselineoffset ;
 242
 243                 UMAGetBestControlRect( m_macControl , &bestsize , &baselineoffset ) ;
 244
 245                 if ( EmptyRect( &bestsize ) )
 246                 {
 247                         baselineoffset = 0;
 248                         bestsize.left = bestsize.top = 0 ;
 249                         bestsize.right = 16 ;
 250                         bestsize.bottom = 16 ;
 251                         if ( IsKindOf( CLASSINFO( wxScrollBar ) ) )
 252                         {
 253                                 bestsize.bottom = 16 ;
 254                         }
 255                         else if ( IsKindOf( CLASSINFO( wxSpinButton ) ) )
 256                         {
 257                                 bestsize.bottom = 24 ;
 258                         }
 259                 }
 260
 261                 if ( m_width == -1 )
 262                 {
 263                         if ( IsKindOf( CLASSINFO( wxButton ) ) )
 264                         {
 265                                 m_width = m_label.Length() * 8 + 12 + 2 * m_macHorizontalBorder;
 266                         }
 267                         else if ( IsKindOf( CLASSINFO( wxStaticText ) ) )
 268                         {
 269                                 m_width = m_label.Length() * 8 ;
 270                         }
 271                         else
 272                                 m_width = bestsize.right - bestsize.left + 2 * m_macHorizontalBorder;
 273                 }
 274                 if ( m_height == -1 )
 275                 {
 276                         m_height = bestsize.bottom - bestsize.top ;
 277                         if ( m_height < 10 )
 278                                 m_height = 13 ;
 279
 280                         m_height += 2 * m_macVerticalBorder;
 281                 }
 282
 283                 wxMacDrawingHelper helper ( wxFindWinFromMacWindow( GetMacRootWindow() ) ) ;
 284                 if ( helper.Ok() )
 285                 {
 286             UMASizeControl( m_macControl , m_width - 2 * m_macHorizontalBorder, m_height -  2 * m_macVerticalBorder ) ;
 287                 }
 288         }
 289 }
 290 ControlHandle wxControl::MacGetContainerForEmbedding()
 291 {
 292         if ( m_macControl )
 293                 return m_macControl ;
 294
 295         return wxWindow::MacGetContainerForEmbedding() ;
 296 }
 297
 298 void wxControl::MacSuperChangedPosition()
 299 {
 300         if ( m_macControl )
 301         {
 302                 int former_mac_x = (**m_macControl).contrlRect.left ;
 303                 int former_mac_y = (**m_macControl).contrlRect.top ;
 304                 int mac_x = m_x ;
 305                 int mac_y = m_y ;
 306                 GetParent()->MacClientToRootWindow( & mac_x , & mac_y ) ;
 307
 308                 WindowRef rootwindow = GetMacRootWindow() ;
 309                 wxWindow* wxrootwindow = wxFindWinFromMacWindow( rootwindow ) ;
 310                 UMASetThemeWindowBackground( rootwindow , kThemeBrushDialogBackgroundActive , false ) ;
 311                 wxMacDrawingHelper focus( wxrootwindow ) ;
 312
 313                 if ( mac_x != former_mac_x || mac_y != former_mac_y )
 314                 {
 315                         {
 316                                 Rect inval = { former_mac_y , former_mac_x , former_mac_y + m_height , former_mac_x + m_width } ;
 317                                 InvalRect( &inval ) ;
 318                         }
 319                 UMAMoveControl( m_macControl , mac_x + m_macHorizontalBorder , mac_y + m_macVerticalBorder ) ;
 320                         {
 321                                 Rect inval = { mac_y , mac_x , mac_y + m_height , mac_x + m_width } ;
 322                                 InvalRect( &inval ) ;
 323                         }
 324                 }
 325                 if ( wxrootwindow->IsKindOf( CLASSINFO( wxDialog ) ) )
 326                 {
 327                 }
 328                 else
 329                 {
 330                         UMASetThemeWindowBackground( rootwindow , kThemeBrushDocumentWindowBackground , false ) ;
 331                 }
 332         }
 333
 334         wxWindow::MacSuperChangedPosition() ;
 335 }
 336
 337 void wxControl::MacSuperEnabled( bool enabled )
 338 {
 339 /*
 340         if ( m_macControl )
 341         {
 342                 if ( UMAHasAppearance() )
 343                 {
 344                         if ( !enabled )
 345                         {
 346                                 ::DeactivateControl( m_macControl ) ;
 347                         }
 348                         else
 349                         {
 350                                 if ( m_macEnabled )
 351                                         ::ActivateControl( m_macControl ) ;
 352                         }
 353                 }
 354                 else
 355                 {
 356                         if ( !enabled )
 357                         {
 358                                 ::HiliteControl( m_macControl , 255 ) ;
 359                         }
 360                         else
 361                         {
 362                                 if ( m_macEnabled )
 363                                         ::HiliteControl( m_macControl , 0 ) ;
 364                         }
 365                 }
 366         }
 367         wxWindow::MacSuperEnabled( enabled ) ;
 368         */
 369 }
 370
 371 void  wxControl::MacSuperShown( bool show )
 372 {
 373         /*
 374         if ( m_macControl )
 375         {
 376                 if ( !show )
 377                 {
 378                         ::UMAHideControl( m_macControl ) ;
 379                 }
 380                 else
 381                 {
 382                         if ( m_macShown )
 383                                 ::UMAShowControl( m_macControl ) ;
 384                 }
 385         }
 386
 387         wxWindow::MacSuperShown( show ) ;
 388         */
 389 }
 390
 391 void  wxControl::DoSetSize(int x, int y,
 392             int width, int height,
 393             int sizeFlags )
 394 {
 395         if ( m_macControl == NULL )
 396         {
 397                 wxWindow::DoSetSize( x , y ,width , height ,sizeFlags ) ;
 398                 return ;
 399         }
 400
 401         WindowRef rootwindow = GetMacRootWindow() ;
 402         wxWindow* wxrootwindow = wxFindWinFromMacWindow( rootwindow ) ;
 403         UMASetThemeWindowBackground( rootwindow , kThemeBrushDialogBackgroundActive , false ) ;
 404
 405         int former_x = m_x ;
 406         int former_y = m_y ;
 407         int former_w = m_width ;
 408         int former_h = m_height ;
 409
 410         int former_mac_x = (**m_macControl).contrlRect.left ;
 411         int former_mac_y = (**m_macControl).contrlRect.top ;
 412
 413   int currentX, currentY;
 414   GetPosition(&currentX, &currentY);
 415   int currentW,currentH;
 416   GetSize(&currentW, &currentH);
 417
 418   int actualWidth = width;
 419   int actualHeight = height;
 420   int actualX = x;
 421   int actualY = y;
 422   if (x == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
 423       actualX = currentX;
 424   if (y == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
 425       actualY = currentY;
 426   if (width == -1)
 427       actualWidth = currentW ;
 428   if (height == -1)
 429       actualHeight = currentH ;
 430
 431         if ( actualX == currentX && actualY == currentY && actualWidth == currentW && actualHeight == currentH)
 432                 return ;
 433
 434         AdjustForParentClientOrigin(actualX, actualY, sizeFlags);
 435         wxMacDrawingHelper focus( wxFindWinFromMacWindow( GetMacRootWindow() ) ) ;
 436
 437         int mac_x = actualX ;
 438         int mac_y = actualY ;
 439         GetParent()->MacClientToRootWindow( & mac_x , & mac_y ) ;
 440
 441         if ( mac_x != former_mac_x || mac_y != former_mac_y )
 442         {
 443                 {
 444                         Rect inval = { former_mac_y , former_mac_x , former_mac_y + m_height , former_mac_x + m_width } ;
 445                         InvalRect( &inval ) ;
 446                 }
 447         UMAMoveControl( m_macControl , mac_x + m_macHorizontalBorder , mac_y  + m_macVerticalBorder ) ;
 448                 {
 449                         Rect inval = { mac_y , mac_x , mac_y + m_height , mac_x + m_width } ;
 450                         InvalRect( &inval ) ;
 451                 }
 452         }
 453
 454         if ( actualX != former_x || actualY != former_y )
 455         {
 456                 m_x = actualX ;
 457                 m_y = actualY ;
 458
 459                 MacRepositionScrollBars() ;
 460                 // To consider -> should the parameters be the effective or the virtual coordinates (AdjustForParent..)
 461     wxMoveEvent event(wxPoint(m_x, m_y), m_windowId);
 462     event.SetEventObject(this);
 463     GetEventHandler()->ProcessEvent(event);
 464         }
 465         if ( actualWidth != former_w || actualHeight != former_h )
 466         {
 467                 {
 468                         Rect inval = { mac_y , mac_x , mac_y + former_h , mac_x + former_w } ;
 469                         InvalRect( &inval ) ;
 470                 }
 471                 m_width = actualWidth ;
 472                 m_height = actualHeight ;
 473
 474         UMASizeControl( m_macControl ,  m_width - 2 * m_macHorizontalBorder, m_height -  2 * m_macVerticalBorder ) ;
 475                 {
 476                         Rect inval = { mac_y , mac_x , mac_y + m_height , mac_x + m_width } ;
 477                         InvalRect( &inval ) ;
 478                 }
 479
 480                 MacRepositionScrollBars() ;
 481     wxSizeEvent event(wxSize(m_width, m_height), m_windowId);
 482     event.SetEventObject(this);
 483     GetEventHandler()->ProcessEvent(event);
 484         }
 485         if ( wxrootwindow->IsKindOf( CLASSINFO( wxDialog ) ) )
 486         {
 487         }
 488         else
 489         {
 490                 UMASetThemeWindowBackground( rootwindow , kThemeBrushDocumentWindowBackground , false ) ;
 491         }
 492 }
 493
 494 bool  wxControl::Show(bool show)
 495 {
 496         if ( !wxWindow::Show( show ) )
 497                 return FALSE ;
 498
 499         if ( m_macControl )
 500         {
 501                 if ( show )
 502                         ::UMAShowControl( m_macControl ) ;
 503                 else
 504                         ::UMAHideControl( m_macControl ) ;
 505         }
 506         return TRUE ;
 507 }
 508
 509 bool  wxControl::Enable(bool enable)
 510 {
 511     if ( !wxWindow::Enable(enable) )
 512         return FALSE;
 513
 514         if ( m_macControl )
 515         {
 516
 517                 if ( UMAHasAppearance() )
 518                 {
 519                         if ( enable )
 520                                 ::ActivateControl( m_macControl ) ;
 521                         else
 522                                 ::DeactivateControl( m_macControl ) ;
 523                 }
 524                 else
 525                 {
 526                         if ( enable )
 527                                 ::HiliteControl( m_macControl , 0 ) ;
 528                         else
 529                                 ::HiliteControl( m_macControl , 255 ) ;
 530                 }
 531         }
 532         return TRUE ;
 533 }
 534
 535 void wxControl::Refresh(bool eraseBack, const wxRect *rect)
 536 {
 537   if ( m_macControl )
 538   {
 539         wxWindow::Refresh( eraseBack , rect ) ;
 540         }
 541   else
 542   {
 543         wxWindow::Refresh( eraseBack , rect ) ;
 544   }
 545 }
 546
 547 void wxControl::OnPaint(wxPaintEvent& event)
 548 {
 549         if ( m_macControl )
 550         {
 551                 WindowRef window = GetMacRootWindow() ;
 552                 if ( window )
 553                 {
 554                         wxWindow* win = wxFindWinFromMacWindow( window ) ;
 555                         if ( win )
 556                         {
 557                                 wxMacDrawingHelper help( win ) ;
 558                                 SetOrigin( 0 , 0 ) ;
 559
 560                                 bool                    hasTabBehind = false ;
 561                                 wxWindow* parent = GetParent() ;
 562                                 while ( parent )
 563                                 {
 564                                         if( parent->MacGetWindowData() )
 565                                         {
 566                                                 UMASetThemeWindowBackground( win->MacGetWindowData()->m_macWindow , kThemeBrushDialogBackgroundActive , false ) ;
 567                                                 break ;
 568                                         }
 569
 570                                         if( parent->IsKindOf( CLASSINFO( wxNotebook ) ) ||  parent->IsKindOf( CLASSINFO( wxTabCtrl ) ))
 571                                         {
 572                                                 if ( ((wxControl*)parent)->m_macControl )
 573                                                         SetUpControlBackground( ((wxControl*)parent)->m_macControl , -1 , true ) ;
 574                                                 break ;
 575                                         }
 576
 577                                         parent = parent->GetParent() ;
 578                                 }
 579
 580                                 UMADrawControl( m_macControl ) ;
 581                                 UMASetThemeWindowBackground( win->MacGetWindowData()->m_macWindow , win->MacGetWindowData()->m_macWindowBackgroundTheme , false ) ;
 582                         }
 583                 }
 584         }
 585         else
 586         {
 587                 // wxWindow::OnPaint( event ) ;
 588         }
 589 }
 590
 591 void  wxControl::OnKeyDown( wxKeyEvent &event )
 592 {
 593         if ( m_macControl == NULL )
 594                 return ;
 595
 596         EventRecord *ev = wxTheApp->MacGetCurrentEvent() ;
 597         short keycode ;
 598         short keychar ;
 599         keychar = short(ev->message & charCodeMask);
 600         keycode = short(ev->message & keyCodeMask) >> 8 ;
 601
 602         UMAHandleControlKey( m_macControl , keycode , keychar , ev->modifiers ) ;
 603 }
 604
 605 void  wxControl::OnMouseEvent( wxMouseEvent &event )
 606 {
 607         if ( m_macControl == NULL )
 608         {
 609                 event.Skip() ;
 610                 return ;
 611         }
 612
 613         if (event.GetEventType() == wxEVT_LEFT_DOWN )
 614         {
 615
 616                 int x = event.m_x ;
 617                 int y = event.m_y ;
 618
 619                 MacClientToRootWindow( &x , &y ) ;
 620
 621                 ControlHandle   control ;
 622                 Point           localwhere ;
 623                 GrafPtr         port ;
 624                 SInt16          controlpart ;
 625                 WindowRef       window = GetMacRootWindow() ;
 626
 627                 localwhere.h = x ;
 628                 localwhere.v = y ;
 629
 630                 short modifiers = 0;
 631
 632                 if ( !event.m_leftDown && !event.m_rightDown )
 633                         modifiers  |= btnState ;
 634
 635                 if ( event.m_shiftDown )
 636                         modifiers |= shiftKey ;
 637
 638                 if ( event.m_controlDown )
 639                         modifiers |= controlKey ;
 640
 641                 if ( event.m_altDown )
 642                         modifiers |= optionKey ;
 643
 644                 if ( event.m_metaDown )
 645                         modifiers |= cmdKey ;
 646
 647                 controlpart = FindControl( localwhere , window , &control ) ;
 648                 {
 649                         if ( AcceptsFocus() && FindFocus() != this )
 650                         {
 651                                 SetFocus() ;
 652                         }
 653                         if ( control && UMAIsControlActive( control ) )
 654                         {
 655                                 {
 656                                         if ( controlpart == kControlIndicatorPart && !UMAHasAppearance() )
 657                                                 controlpart = UMAHandleControlClick( control , localwhere , modifiers , (ControlActionUPP) NULL ) ;
 658                                         else
 659                                                 controlpart = UMAHandleControlClick( control , localwhere , modifiers , (ControlActionUPP) -1 ) ;
 660                                         wxTheApp->s_lastMouseDown = 0 ;
 661                                         if ( controlpart && ! ( ( UMAHasAppearance() || (controlpart != kControlIndicatorPart) )
 662                                                 && (IsKindOf( CLASSINFO( wxScrollBar ) ) ) ) ) // otherwise we will get the event twice
 663                                         {
 664                                                 MacHandleControlClick( control , controlpart ) ;
 665                                         }
 666                                 }
 667                         }
 668                 }
 669         }
 670 }
 671
 672 bool wxControl::MacCanFocus() const
 673 {
 674                 { if ( m_macControl == NULL )
 675                                 return true ;
 676                         else
 677                         return false ;
 678                 }
 679 }
 680
 681 void wxControl::MacHandleControlClick( ControlHandle control , SInt16 controlpart )
 682 {
 683         wxASSERT_MSG( m_macControl != NULL , "No valid mac control" ) ;
 684 }
 685