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/defs.h"
  17
  18 #include "wx/control.h"
  19 #include "wx/panel.h"
  20 #include "wx/app.h"
  21 #include "wx/dc.h"
  22 #include "wx/dcclient.h"
  23 #include "wx/notebook.h"
  24 #include "wx/tabctrl.h"
  25 #include "wx/radiobox.h"
  26 #include "wx/spinbutt.h"
  27 #include "wx/scrolbar.h"
  28 #include "wx/button.h"
  29 #include "wx/dialog.h"
  30 #include "wx/statbox.h"
  31 #include "wx/sizer.h"
  32 #include "wx/stattext.h"
  33
  34 #if !USE_SHARED_LIBRARY
  35 IMPLEMENT_ABSTRACT_CLASS(wxControl, wxWindow)
  36
  37 BEGIN_EVENT_TABLE(wxControl, wxWindow)
  38     EVT_MOUSE_EVENTS( wxControl::OnMouseEvent )
  39     EVT_CHAR( wxControl::OnKeyDown )
  40     EVT_PAINT( wxControl::OnPaint )
  41 END_EVENT_TABLE()
  42 #endif
  43
  44 #include "wx/mac/uma.h"
  45
  46 // Item members
  47
  48 ControlActionUPP wxMacLiveScrollbarActionUPP = NULL ;
  49
  50 pascal void wxMacLiveScrollbarActionProc( ControlHandle control , ControlPartCode partCode ) ;
  51 pascal void wxMacLiveScrollbarActionProc( ControlHandle control , ControlPartCode partCode )
  52 {
  53     if ( partCode != 0)
  54     {
  55         wxControl*  wx = (wxControl*) GetControlReference( control ) ;
  56         if ( wx )
  57         {
  58             wx->MacHandleControlClick( control , partCode ) ;
  59         }
  60     }
  61 }
  62
  63 wxControl::wxControl()
  64 {
  65     m_macControl = NULL ;
  66     m_macHorizontalBorder = 0 ; // additional pixels around the real control
  67     m_macVerticalBorder = 0 ;
  68     m_backgroundColour = *wxWHITE;
  69     m_foregroundColour = *wxBLACK;
  70 #if WXWIN_COMPATIBILITY
  71   m_callback = 0;
  72 #endif // WXWIN_COMPATIBILITY
  73
  74     if ( wxMacLiveScrollbarActionUPP == NULL )
  75     {
  76 #if defined(UNIVERSAL_INTERFACES_VERSION) && (UNIVERSAL_INTERFACES_VERSION >= 0x0340)
  77         wxMacLiveScrollbarActionUPP = NewControlActionUPP( wxMacLiveScrollbarActionProc );
  78 #else
  79         wxMacLiveScrollbarActionUPP = NewControlActionProc( wxMacLiveScrollbarActionProc ) ;
  80 #endif
  81     }
  82 }
  83
  84 bool wxControl::Create(wxWindow *parent, wxWindowID id,
  85                        const wxPoint& pos,
  86                        const wxSize& size, long style,
  87                        const wxValidator& validator,
  88                        const wxString& name)
  89 {
  90     m_macControl = NULL ;
  91     m_macHorizontalBorder = 0 ; // additional pixels around the real control
  92     m_macVerticalBorder = 0 ;
  93     bool rval = wxWindow::Create(parent, id, pos, size, style, name);
  94     if (rval) {
  95 #if wxUSE_VALIDATORS
  96         SetValidator(validator);
  97 #endif
  98     }
  99     return rval;
 100 }
 101
 102 wxControl::~wxControl()
 103 {
 104     m_isBeingDeleted = TRUE;
 105     // If we delete an item, we should initialize the parent panel,
 106     // because it could now be invalid.
 107     wxWindow *parent = GetParent() ;
 108     if ( parent )
 109     {
 110         if (parent->GetDefaultItem() == (wxButton*) this)
 111             parent->SetDefaultItem(NULL);
 112     }
 113     if ( m_macControl )
 114     {
 115         ::DisposeControl( m_macControl ) ;
 116         m_macControl = NULL ;
 117     }
 118 }
 119
 120 void wxControl::SetLabel(const wxString& title)
 121 {
 122     m_label = title ;
 123
 124     if ( m_macControl )
 125     {
 126         Str255 maclabel ;
 127         wxString label ;
 128
 129         if( wxApp::s_macDefaultEncodingIsPC )
 130             label = wxMacMakeMacStringFromPC( title ) ;
 131         else
 132             label = title ;
 133
 134 #if TARGET_CARBON
 135         c2pstrcpy( (StringPtr) maclabel , label ) ;
 136 #else
 137         strcpy( (char *) maclabel , label ) ;
 138         c2pstr( (char *) maclabel ) ;
 139 #endif
 140         ::SetControlTitle( m_macControl , maclabel ) ;
 141     }
 142     Refresh() ;
 143 }
 144
 145 wxSize wxControl::DoGetBestSize() const
 146 {
 147     Rect    bestsize = { 0 , 0 , 0 , 0 } ;
 148     short   baselineoffset ;
 149     int bestWidth, bestHeight ;
 150     ::GetBestControlRect( m_macControl , &bestsize , &baselineoffset ) ;
 151
 152     if ( EmptyRect( &bestsize ) )
 153     {
 154         baselineoffset = 0;
 155         bestsize.left = bestsize.top = 0 ;
 156         bestsize.right = 16 ;
 157         bestsize.bottom = 16 ;
 158         if ( IsKindOf( CLASSINFO( wxScrollBar ) ) )
 159         {
 160             bestsize.bottom = 16 ;
 161         }
 162         else if ( IsKindOf( CLASSINFO( wxSpinButton ) ) )
 163         {
 164             bestsize.bottom = 24 ;
 165         }
 166     }
 167
 168     if ( IsKindOf( CLASSINFO( wxButton ) ) )
 169     {
 170         bestWidth = m_label.Length() * 8 + 12 ;
 171         if ( bestWidth < 70 )
 172           bestWidth = 70 ;
 173     }
 174     else if ( IsKindOf( CLASSINFO( wxStaticText ) ) )
 175     {
 176         bestWidth = m_label.Length() * 8 ;
 177     }
 178     else
 179         bestWidth = bestsize.right - bestsize.left ;
 180
 181     bestWidth += 2 * m_macHorizontalBorder ;
 182
 183     bestHeight = bestsize.bottom - bestsize.top ;
 184     if ( bestHeight < 10 )
 185         bestHeight = 13 ;
 186
 187     bestHeight += 2 * m_macVerticalBorder;
 188
 189
 190     return wxSize(bestWidth, bestHeight);
 191 }
 192
 193 bool wxControl::ProcessCommand (wxCommandEvent & event)
 194 {
 195   // Tries:
 196   // 1) A callback function (to become obsolete)
 197   // 2) OnCommand, starting at this window and working up parent hierarchy
 198   // 3) OnCommand then calls ProcessEvent to search the event tables.
 199 #if WXWIN_COMPATIBILITY
 200     if ( m_callback )
 201     {
 202         (void)(*m_callback)(this, event);
 203
 204         return TRUE;
 205     }
 206     else
 207 #endif // WXWIN_COMPATIBILITY
 208     {
 209       return GetEventHandler()->ProcessEvent(event);
 210     }
 211 }
 212
 213 // ------------------------
 214 wxList *wxWinMacControlList = NULL;
 215 wxControl *wxFindControlFromMacControl(ControlHandle inControl )
 216 {
 217     wxNode *node = wxWinMacControlList->Find((long)inControl);
 218     if (!node)
 219         return NULL;
 220     return (wxControl *)node->Data();
 221 }
 222
 223 void wxAssociateControlWithMacControl(ControlHandle inControl, wxControl *control)
 224 {
 225     // adding NULL WindowRef is (first) surely a result of an error and
 226     // (secondly) breaks menu command processing
 227     wxCHECK_RET( inControl != (ControlHandle) NULL, "attempt to add a NULL WindowRef to window list" );
 228
 229     if ( !wxWinMacControlList->Find((long)inControl) )
 230         wxWinMacControlList->Append((long)inControl, control);
 231 }
 232
 233 void wxRemoveMacControlAssociation(wxControl *control)
 234 {
 235     wxWinMacControlList->DeleteObject(control);
 236 }
 237
 238 void wxControl::MacPreControlCreate( wxWindow *parent, wxWindowID id, wxString label ,
 239              const wxPoint& pos,
 240              const wxSize& size, long style,
 241              const wxValidator& validator,
 242              const wxString& name , Rect *outBounds , StringPtr maclabel )
 243 {
 244     m_label = label ;
 245   SetName(name);
 246   if ( &validator )
 247     SetValidator(validator);
 248
 249   m_windowStyle = style;
 250   parent->AddChild(this);
 251
 252   m_backgroundColour = parent->GetBackgroundColour() ;
 253   m_foregroundColour = parent->GetForegroundColour() ;
 254
 255   if (id == -1)
 256       m_windowId = NewControlId();
 257   else
 258       m_windowId = id;
 259
 260    // These sizes will be adjusted in MacPostControlCreate
 261
 262     m_width = size.x ;
 263     m_height = size.y ;
 264     m_x = pos.x ;
 265     m_y = pos.y ;
 266
 267     outBounds->top = -10;
 268     outBounds->left = -10;
 269     outBounds->bottom = 0;
 270     outBounds->right = 0;
 271
 272     char c_text[255];
 273     strcpy( c_text , label ) ;
 274     if( wxApp::s_macDefaultEncodingIsPC )
 275     {
 276         wxMacConvertFromPCForControls( c_text ) ;
 277     }
 278
 279 #if TARGET_CARBON
 280     c2pstrcpy( (StringPtr) maclabel , c_text ) ;
 281 #else
 282     strcpy( (char *) maclabel , c_text ) ;
 283     c2pstr( (char *) maclabel ) ;
 284 #endif
 285 }
 286
 287 void wxControl::MacPostControlCreate()
 288 {
 289     wxASSERT_MSG( m_macControl != NULL , "No valid mac control" ) ;
 290
 291     if ( IsKindOf( CLASSINFO( wxScrollBar ) ) )
 292     {
 293         // no font
 294     }
 295     else if ( IsKindOf( CLASSINFO( wxStaticBox ) ) || IsKindOf( CLASSINFO( wxRadioBox ) ) || IsKindOf( CLASSINFO( wxButton ) ) )
 296     {
 297         ControlFontStyleRec     controlstyle ;
 298         controlstyle.flags = kControlUseFontMask ;
 299         controlstyle.font = kControlFontSmallBoldSystemFont ;
 300
 301         ::SetControlFontStyle( m_macControl , &controlstyle ) ;
 302     }
 303     else
 304     {
 305         ControlFontStyleRec     controlstyle ;
 306         controlstyle.flags = kControlUseFontMask ;
 307         controlstyle.font = kControlFontSmallSystemFont ;
 308
 309         ::SetControlFontStyle( m_macControl , &controlstyle ) ;
 310     }
 311     ControlHandle container = GetParent()->MacGetContainerForEmbedding() ;
 312     wxASSERT_MSG( container != NULL , wxT("No valid mac container control") ) ;
 313     ::EmbedControl( m_macControl , container ) ;
 314     m_macControlIsShown  = true ;
 315
 316     wxAssociateControlWithMacControl( m_macControl , this ) ;
 317
 318
 319      // Adjust the controls size and position
 320      wxPoint pos(m_x, m_y);
 321      wxSize best_size( DoGetBestSize() );
 322      wxSize new_size( m_width, m_height );
 323
 324      m_x = m_y = m_width = m_height = -1;  // Forces SetSize to move/size the control
 325
 326      if (new_size.x == -1) {
 327         new_size.x = best_size.x;
 328      }
 329      if (new_size.y == -1) {
 330          new_size.y = best_size.y;
 331      }
 332
 333      SetSize(pos.x, pos.y, new_size.x, new_size.y);
 334
 335      UMAShowControl( m_macControl ) ;
 336      Refresh() ;
 337 }
 338
 339 void wxControl::MacAdjustControlRect()
 340 {
 341     wxASSERT_MSG( m_macControl != NULL , wxT("No valid mac control") ) ;
 342     if ( m_width == -1 || m_height == -1 )
 343     {
 344         Rect    bestsize = { 0 , 0 , 0 , 0 } ;
 345         short   baselineoffset ;
 346
 347         ::GetBestControlRect( m_macControl , &bestsize , &baselineoffset ) ;
 348
 349         if ( EmptyRect( &bestsize ) )
 350         {
 351             baselineoffset = 0;
 352             bestsize.left = bestsize.top = 0 ;
 353             bestsize.right = 16 ;
 354             bestsize.bottom = 16 ;
 355             if ( IsKindOf( CLASSINFO( wxScrollBar ) ) )
 356             {
 357                 bestsize.bottom = 16 ;
 358             }
 359             else if ( IsKindOf( CLASSINFO( wxSpinButton ) ) )
 360             {
 361                 bestsize.bottom = 24 ;
 362             }
 363         }
 364
 365         if ( m_width == -1 )
 366         {
 367             if ( IsKindOf( CLASSINFO( wxButton ) ) )
 368             {
 369                 m_width = m_label.Length() * 8 + 12 ;
 370                 if ( m_width < 70 )
 371                   m_width = 70 ;
 372             }
 373             else if ( IsKindOf( CLASSINFO( wxStaticText ) ) )
 374             {
 375                 m_width = m_label.Length() * 8 ;
 376             }
 377             else
 378                 m_width = bestsize.right - bestsize.left ;
 379
 380             m_width += 2 * m_macHorizontalBorder ;
 381         }
 382         if ( m_height == -1 )
 383         {
 384             m_height = bestsize.bottom - bestsize.top ;
 385             if ( m_height < 10 )
 386                 m_height = 13 ;
 387
 388             m_height += 2 * m_macVerticalBorder;
 389         }
 390
 391         UMASizeControl( m_macControl , m_width - 2 * m_macHorizontalBorder, m_height -  2 * m_macVerticalBorder ) ;
 392     }
 393 }
 394 ControlHandle wxControl::MacGetContainerForEmbedding()
 395 {
 396     if ( m_macControl )
 397         return m_macControl ;
 398
 399     return wxWindow::MacGetContainerForEmbedding() ;
 400 }
 401
 402 void wxControl::MacSuperChangedPosition()
 403 {
 404     if ( m_macControl )
 405     {
 406         Rect contrlRect ;
 407         GetControlBounds( m_macControl , &contrlRect ) ;
 408         int former_mac_x = contrlRect.left ;
 409         int former_mac_y = contrlRect.top ;
 410         int mac_x = m_x ;
 411         int mac_y = m_y ;
 412         GetParent()->MacWindowToRootWindow( & mac_x , & mac_y ) ;
 413
 414         WindowRef rootwindow = MacGetRootWindow() ;
 415
 416         if ( mac_x + m_macHorizontalBorder != former_mac_x ||
 417             mac_y + m_macVerticalBorder != former_mac_y )
 418         {
 419             {
 420                 Rect inval = { former_mac_y , former_mac_x , former_mac_y + m_height , former_mac_x + m_width } ;
 421                 InvalWindowRect( rootwindow , &inval ) ;
 422             }
 423             UMAMoveControl( m_macControl , mac_x + m_macHorizontalBorder , mac_y + m_macVerticalBorder ) ;
 424             {
 425                 Rect inval = { mac_y , mac_x , mac_y + m_height , mac_x + m_width } ;
 426                 InvalWindowRect( rootwindow , &inval ) ;
 427             }
 428         }
 429     }
 430
 431     wxWindow::MacSuperChangedPosition() ;
 432 }
 433
 434 void wxControl::MacSuperEnabled( bool enabled )
 435 {
 436     Refresh(FALSE) ;
 437     wxWindow::MacSuperEnabled( enabled ) ;
 438 }
 439
 440 void  wxControl::MacSuperShown( bool show )
 441 {
 442     if ( m_macControl )
 443     {
 444         if ( !show )
 445         {
 446             if ( m_macControlIsShown )
 447             {
 448                 ::UMAHideControl( m_macControl ) ;
 449                 m_macControlIsShown = false ;
 450             }
 451         }
 452         else
 453         {
 454             if ( MacIsReallyShown() && !m_macControlIsShown )
 455             {
 456                 ::UMAShowControl( m_macControl ) ;
 457                 m_macControlIsShown = true ;
 458             }
 459         }
 460     }
 461
 462     wxWindow::MacSuperShown( show ) ;
 463 }
 464
 465 void  wxControl::DoSetSize(int x, int y,
 466             int width, int height,
 467             int sizeFlags )
 468 {
 469     if ( m_macControl == NULL )
 470     {
 471         wxWindow::DoSetSize( x , y ,width , height ,sizeFlags ) ;
 472         return ;
 473     }
 474
 475      Rect oldbounds, newbounds;
 476      int new_x, new_y, new_width, new_height;
 477      int mac_x, mac_y;
 478
 479      new_x = m_x;
 480      new_y = m_y;
 481      new_width  = m_width;
 482      new_height = m_height;
 483
 484      if (sizeFlags & wxSIZE_ALLOW_MINUS_ONE)
 485      {
 486          new_x      = x;
 487          new_y      = y;
 488          new_width  = width;
 489          new_height = height;
 490      }
 491      else
 492      {
 493          if (x != -1)      new_x      = x;
 494          if (y != -1)      new_y      = y;
 495          if (width != -1)  new_width  = width;
 496          if (height != -1) new_height = height;
 497      }
 498
 499      if(sizeFlags & wxSIZE_AUTO)
 500      {
 501          wxSize size = GetBestSize();
 502          if (sizeFlags & wxSIZE_AUTO_WIDTH)
 503          {
 504              if (width == -1)   new_width = size.x;
 505          }
 506          if (sizeFlags & wxSIZE_AUTO_HEIGHT)
 507          {
 508              if (height == -1)   new_height = size.y;
 509          }
 510      }
 511      AdjustForParentClientOrigin(new_x, new_y, sizeFlags);
 512
 513      mac_x = new_x;
 514      mac_y = new_y;
 515      if(GetParent()) {
 516          GetParent()->MacWindowToRootWindow(&mac_x, &mac_y);
 517      }
 518      GetControlBounds(m_macControl, &oldbounds);
 519      oldbounds.right = oldbounds.left + m_width;
 520      oldbounds.bottom = oldbounds.top + m_height;
 521
 522      bool doMove = false;
 523      bool doResize = false;
 524
 525      if ( mac_x != (oldbounds.left - m_macHorizontalBorder) ||
 526           mac_y != (oldbounds.top - m_macVerticalBorder) )
 527      {
 528          doMove = true ;
 529      }
 530      if ( new_width != oldbounds.right - oldbounds.left - 2 * m_macHorizontalBorder ||
 531           new_height != oldbounds.bottom - oldbounds.top - 2 * m_macVerticalBorder)
 532      {
 533          doResize = true ;
 534      }
 535
 536      if ( doMove || doResize )
 537      {
 538          Refresh() ;
 539
 540          // Ensure resize is within constraints
 541          if ((m_minWidth != -1) && (new_width < m_minWidth)) {
 542              new_width = m_minWidth;
 543          }
 544          if ((m_minHeight != -1) && (new_height < m_minHeight)) {
 545              new_height = m_minHeight;
 546          }
 547          if ((m_maxWidth != -1) && (new_width > m_maxWidth)) {
 548              new_width = m_maxWidth;
 549          }
 550          if ((m_maxHeight != -1) && (new_height > m_maxHeight)) {
 551              new_height = m_maxHeight;
 552          }
 553
 554          if ( doMove )
 555          {
 556              m_x = new_x;
 557              m_y = new_y;
 558
 559              UMAMoveControl(m_macControl,
 560                             mac_x + m_macHorizontalBorder, mac_y + m_macVerticalBorder);
 561
 562              wxMoveEvent event(wxPoint(m_x, m_y), m_windowId);
 563              event.SetEventObject(this);
 564              GetEventHandler()->ProcessEvent(event) ;
 565          }
 566          if ( doResize )
 567          {
 568              m_width = new_width;
 569              m_height = new_height;
 570
 571              UMASizeControl( m_macControl,
 572                              m_width - 2 * m_macHorizontalBorder,
 573                              m_height -  2 * m_macVerticalBorder ) ;
 574
 575
 576              wxSizeEvent event(wxSize(m_width, m_height), m_windowId);
 577              event.SetEventObject(this);
 578              GetEventHandler()->ProcessEvent(event);
 579          }
 580
 581           Refresh() ;
 582      }
 583 }
 584
 585 bool  wxControl::Show(bool show)
 586 {
 587     if ( !wxWindow::Show( show ) )
 588         return FALSE ;
 589
 590     if ( m_macControl )
 591     {
 592         if ( !show )
 593         {
 594             if ( m_macControlIsShown )
 595             {
 596                 ::UMAHideControl( m_macControl ) ;
 597                 m_macControlIsShown = false ;
 598             }
 599         }
 600         else
 601         {
 602             if ( MacIsReallyShown() && !m_macControlIsShown )
 603             {
 604                 ::UMAShowControl( m_macControl ) ;
 605                 m_macControlIsShown = true ;
 606             }
 607         }
 608     }
 609     return TRUE ;
 610 }
 611
 612 bool  wxControl::Enable(bool enable)
 613 {
 614     if ( !wxWindow::Enable(enable) )
 615         return FALSE;
 616
 617     if ( m_macControl )
 618     {
 619         if ( enable )
 620             UMAActivateControl( m_macControl ) ;
 621         else
 622             UMADeactivateControl( m_macControl ) ;
 623     }
 624     return TRUE ;
 625 }
 626
 627 void wxControl::Refresh(bool eraseBack, const wxRect *rect)
 628 {
 629     wxWindow::Refresh( eraseBack , rect ) ;
 630 }
 631
 632 void wxControl::MacRedrawControl()
 633 {
 634     if ( m_macControl && MacGetRootWindow() )
 635     {
 636         wxClientDC dc(this) ;
 637         wxMacPortSetter helper(&dc) ;
 638
 639         // the controls sometimes draw outside their boundaries, this
 640         // should be resolved differently but is not trivial (e.g. drop shadows)
 641         // since adding them to the border would yield in enormous gaps between
 642         // the controls
 643         Rect r = { 0 , 0 , 32000 , 32000 } ;
 644         ClipRect( &r ) ;
 645         wxDC::MacSetupBackgroundForCurrentPort( MacGetBackgroundBrush() ) ;
 646         UMADrawControl( m_macControl ) ;
 647     }
 648 }
 649
 650 void wxControl::OnPaint(wxPaintEvent& event)
 651 {
 652     if ( m_macControl )
 653     {
 654         wxPaintDC dc(this) ;
 655         wxMacPortSetter helper(&dc) ;
 656         // the controls sometimes draw outside their boundaries, this
 657         // should be resolved differently but is not trivial (e.g. drop shadows)
 658         // since adding them to the border would yield in enormous gaps between
 659         // the controls
 660         Rect r = { 0 , 0 , 32000 , 32000 } ;
 661         ClipRect( &r ) ;
 662
 663         wxDC::MacSetupBackgroundForCurrentPort( MacGetBackgroundBrush() ) ;
 664         UMADrawControl( m_macControl ) ;
 665     }
 666     else
 667     {
 668       event.Skip() ;
 669     }
 670 }
 671 void wxControl::OnEraseBackground(wxEraseEvent& event)
 672 {
 673     wxWindow::OnEraseBackground( event ) ;
 674 }
 675
 676
 677 void  wxControl::OnKeyDown( wxKeyEvent &event )
 678 {
 679     if ( m_macControl == NULL )
 680         return ;
 681
 682     EventRecord *ev = wxTheApp->MacGetCurrentEvent() ;
 683     short keycode ;
 684     short keychar ;
 685     keychar = short(ev->message & charCodeMask);
 686     keycode = short(ev->message & keyCodeMask) >> 8 ;
 687
 688     ::HandleControlKey( m_macControl , keycode , keychar , ev->modifiers ) ;
 689 }
 690
 691 void  wxControl::OnMouseEvent( wxMouseEvent &event )
 692 {
 693     if ( m_macControl == NULL )
 694     {
 695         event.Skip() ;
 696         return ;
 697     }
 698
 699     if (event.GetEventType() == wxEVT_LEFT_DOWN || event.GetEventType() == wxEVT_LEFT_DCLICK )
 700     {
 701
 702         int x = event.m_x ;
 703         int y = event.m_y ;
 704
 705         MacClientToRootWindow( &x , &y ) ;
 706
 707         ControlHandle   control ;
 708         Point       localwhere ;
 709         SInt16      controlpart ;
 710         WindowRef   window = MacGetRootWindow() ;
 711
 712         localwhere.h = x ;
 713         localwhere.v = y ;
 714
 715         short modifiers = 0;
 716
 717         if ( !event.m_leftDown && !event.m_rightDown )
 718             modifiers  |= btnState ;
 719
 720         if ( event.m_shiftDown )
 721             modifiers |= shiftKey ;
 722
 723         if ( event.m_controlDown )
 724             modifiers |= controlKey ;
 725
 726         if ( event.m_altDown )
 727             modifiers |= optionKey ;
 728
 729         if ( event.m_metaDown )
 730             modifiers |= cmdKey ;
 731 /*
 732 #if TARGET_CARBON
 733         control = FindControlUnderMouse( localwhere , window , &controlpart ) ;
 734 #else
 735         controlpart = FindControl( localwhere , window , &control ) ;
 736 #endif
 737 */
 738         {
 739         /*
 740             if ( AcceptsFocus() && FindFocus() != this )
 741             {
 742                 SetFocus() ;
 743             }
 744         */
 745             control = m_macControl ;
 746             if ( control && ::IsControlActive( control ) )
 747             {
 748                 {
 749                     controlpart = ::HandleControlClick( control , localwhere , modifiers , (ControlActionUPP) -1 ) ;
 750                     wxTheApp->s_lastMouseDown = 0 ;
 751                     if ( control && controlpart != kControlNoPart &&
 752                         ! IsKindOf( CLASSINFO( wxScrollBar ) )
 753                     ) // otherwise we will get the event twice for scrollbar
 754                     {
 755                         MacHandleControlClick( control , controlpart ) ;
 756                     }
 757                 }
 758             }
 759         }
 760     }
 761 }
 762
 763 bool wxControl::MacCanFocus() const
 764 {
 765         { if ( m_macControl == NULL )
 766                 return true ;
 767             else
 768             return false ;
 769         }
 770 }
 771
 772 void wxControl::MacHandleControlClick( ControlHandle control , SInt16 controlpart )
 773 {
 774     wxASSERT_MSG( m_macControl != NULL , "No valid mac control" ) ;
 775 }
 776