src/mac/classic/control.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        control.cpp
   3 // Purpose:     wxControl class
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/defs.h"
  13
  14 #include "wx/control.h"
  15 #include "wx/panel.h"
  16 #include "wx/app.h"
  17 #include "wx/dc.h"
  18 #include "wx/dcclient.h"
  19 #include "wx/notebook.h"
  20 #include "wx/tabctrl.h"
  21 #include "wx/radiobox.h"
  22 #include "wx/spinbutt.h"
  23 #include "wx/scrolbar.h"
  24 #include "wx/button.h"
  25 #include "wx/dialog.h"
  26 #include "wx/statbox.h"
  27 #include "wx/sizer.h"
  28 #include "wx/stattext.h"
  29
  30 IMPLEMENT_ABSTRACT_CLASS(wxControl, wxWindow)
  31
  32 BEGIN_EVENT_TABLE(wxControl, wxWindow)
  33     EVT_MOUSE_EVENTS( wxControl::OnMouseEvent )
  34     EVT_PAINT( wxControl::OnPaint )
  35 END_EVENT_TABLE()
  36
  37 #include "wx/mac/uma.h"
  38 #include "wx/mac/private.h"
  39
  40 // Item members
  41
  42
  43 #if PRAGMA_STRUCT_ALIGN
  44     #pragma options align=mac68k
  45 #elif PRAGMA_STRUCT_PACKPUSH
  46     #pragma pack(push, 2)
  47 #elif PRAGMA_STRUCT_PACK
  48     #pragma pack(2)
  49 #endif
  50
  51 typedef struct {
  52  unsigned short instruction;
  53  void (*function)();
  54 } cdefRec, *cdefPtr, **cdefHandle;
  55
  56 #if PRAGMA_STRUCT_ALIGN
  57     #pragma options align=reset
  58 #elif PRAGMA_STRUCT_PACKPUSH
  59     #pragma pack(pop)
  60 #elif PRAGMA_STRUCT_PACK
  61     #pragma pack()
  62 #endif
  63
  64 ControlActionUPP wxMacLiveScrollbarActionUPP = NULL ;
  65 wxControl *wxFindControlFromMacControl(ControlHandle inControl ) ;
  66
  67 pascal void wxMacLiveScrollbarActionProc( ControlHandle control , ControlPartCode partCode ) ;
  68 pascal void wxMacLiveScrollbarActionProc( ControlHandle control , ControlPartCode partCode )
  69 {
  70     if ( partCode != 0)
  71     {
  72         wxControl*  wx = (wxControl*) GetControlReference( control ) ;
  73         if ( wx )
  74         {
  75             wx->MacHandleControlClick( (WXWidget) control , partCode , true /* stillDown */ ) ;
  76         }
  77     }
  78 }
  79
  80 ControlColorUPP wxMacSetupControlBackgroundUPP = NULL ;
  81 ControlDefUPP wxMacControlActionUPP = NULL ;
  82
  83 pascal SInt32  wxMacControlDefinition(SInt16 varCode, ControlRef theControl, ControlDefProcMessage message, SInt32 param)
  84 {
  85
  86     wxControl*  wx = (wxControl*) wxFindControlFromMacControl( theControl ) ;
  87     if ( wx != NULL && wx->IsKindOf( CLASSINFO( wxControl ) ) )
  88     {
  89         if( message == drawCntl )
  90         {
  91             wxMacWindowClipper clip( wx ) ;
  92             return InvokeControlDefUPP( varCode , theControl , message , param , (ControlDefUPP) wx->MacGetControlAction() ) ;
  93         }
  94         else
  95             return InvokeControlDefUPP( varCode , theControl , message , param , (ControlDefUPP) wx->MacGetControlAction() ) ;
  96     }
  97     return  NULL ;
  98 }
  99
 100 pascal OSStatus wxMacSetupControlBackground( ControlRef iControl , SInt16 iMessage , SInt16 iDepth , Boolean iIsColor )
 101 {
 102     OSStatus status = noErr ;
 103     switch( iMessage )
 104     {
 105         case kControlMsgSetUpBackground :
 106             {
 107                 wxControl*  wx = (wxControl*) GetControlReference( iControl ) ;
 108                 if ( wx != NULL && wx->IsKindOf( CLASSINFO( wxControl ) ) )
 109                 {
 110                     wxDC::MacSetupBackgroundForCurrentPort( wx->MacGetBackgroundBrush() ) ;
 111 #if TARGET_CARBON
 112                     // under classic this would lead to partial redraws
 113                     RgnHandle clip = NewRgn() ;
 114                     int x = 0 , y = 0;
 115
 116                     wx->MacWindowToRootWindow( &x,&y ) ;
 117                     CopyRgn( (RgnHandle) wx->MacGetVisibleRegion(false).GetWXHRGN() , clip ) ;
 118                     OffsetRgn( clip , x , y ) ;
 119                     SetClip( clip ) ;
 120                     DisposeRgn( clip ) ;
 121 #endif
 122                 }
 123                 else
 124                 {
 125                     status = paramErr ;
 126                 }
 127             }
 128             break ;
 129         default :
 130             status = paramErr ;
 131             break ;
 132     }
 133     return status ;
 134 }
 135
 136 wxControl::wxControl()
 137 {
 138     m_macControl = NULL ;
 139     m_macControlAction = NULL ;
 140     m_macHorizontalBorder = 0 ; // additional pixels around the real control
 141     m_macVerticalBorder = 0 ;
 142     m_backgroundColour = *wxWHITE;
 143     m_foregroundColour = *wxBLACK;
 144
 145     if ( wxMacLiveScrollbarActionUPP == NULL )
 146     {
 147 #if defined(UNIVERSAL_INTERFACES_VERSION) && (UNIVERSAL_INTERFACES_VERSION >= 0x0340)
 148         wxMacLiveScrollbarActionUPP = NewControlActionUPP( wxMacLiveScrollbarActionProc );
 149 #else
 150         wxMacLiveScrollbarActionUPP = NewControlActionProc( wxMacLiveScrollbarActionProc ) ;
 151 #endif
 152     }
 153 }
 154
 155 bool wxControl::Create(wxWindow *parent, wxWindowID id,
 156                        const wxPoint& pos,
 157                        const wxSize& size, long style,
 158                        const wxValidator& validator,
 159                        const wxString& name)
 160 {
 161     m_macControl = NULL ;
 162     m_macHorizontalBorder = 0 ; // additional pixels around the real control
 163     m_macVerticalBorder = 0 ;
 164
 165     bool rval = wxWindow::Create(parent, id, pos, size, style, name);
 166     if ( parent )
 167     {
 168         m_backgroundColour = parent->GetBackgroundColour() ;
 169         m_foregroundColour = parent->GetForegroundColour() ;
 170     }
 171     if (rval) {
 172 #if wxUSE_VALIDATORS
 173         SetValidator(validator);
 174 #endif
 175     }
 176     return rval;
 177 }
 178
 179 wxControl::~wxControl()
 180 {
 181     m_isBeingDeleted = TRUE;
 182     wxRemoveMacControlAssociation( this ) ;
 183     // If we delete an item, we should initialize the parent panel,
 184     // because it could now be invalid.
 185     wxWindow *parent = GetParent() ;
 186     if ( parent )
 187     {
 188         if (parent->GetDefaultItem() == (wxButton*) this)
 189             parent->SetDefaultItem(NULL);
 190     }
 191     if ( (ControlHandle) m_macControl )
 192     {
 193         // in case the callback might be called during destruction
 194         ::SetControlColorProc( (ControlHandle) m_macControl , NULL ) ;
 195         ::DisposeControl( (ControlHandle) m_macControl ) ;
 196         m_macControl = NULL ;
 197     }
 198 }
 199
 200 void wxControl::SetLabel(const wxString& title)
 201 {
 202     m_label = wxStripMenuCodes(title) ;
 203
 204     if ( m_macControl )
 205     {
 206                 UMASetControlTitle( (ControlHandle) m_macControl , m_label , m_font.GetEncoding() ) ;
 207     }
 208     Refresh() ;
 209 }
 210
 211 wxSize wxControl::DoGetBestSize() const
 212 {
 213     if ( (ControlHandle) m_macControl == NULL )
 214         return wxWindow::DoGetBestSize() ;
 215
 216     Rect    bestsize = { 0 , 0 , 0 , 0 } ;
 217     short   baselineoffset ;
 218     int bestWidth, bestHeight ;
 219     ::GetBestControlRect( (ControlHandle) m_macControl , &bestsize , &baselineoffset ) ;
 220
 221     if ( EmptyRect( &bestsize ) )
 222     {
 223         baselineoffset = 0;
 224         bestsize.left = bestsize.top = 0 ;
 225         bestsize.right = 16 ;
 226         bestsize.bottom = 16 ;
 227         if ( IsKindOf( CLASSINFO( wxScrollBar ) ) )
 228         {
 229             bestsize.bottom = 16 ;
 230         }
 231         else if ( IsKindOf( CLASSINFO( wxSpinButton ) ) )
 232         {
 233             bestsize.bottom = 24 ;
 234         }
 235     }
 236
 237     bestWidth = bestsize.right - bestsize.left ;
 238
 239     bestWidth += 2 * m_macHorizontalBorder ;
 240
 241     bestHeight = bestsize.bottom - bestsize.top ;
 242     if ( bestHeight < 10 )
 243         bestHeight = 13 ;
 244
 245     bestHeight += 2 * m_macVerticalBorder;
 246
 247
 248     return wxSize(bestWidth, bestHeight);
 249 }
 250
 251 bool wxControl::ProcessCommand (wxCommandEvent & event)
 252 {
 253     // Tries:
 254     // 1) OnCommand, starting at this window and working up parent hierarchy
 255     // 2) OnCommand then calls ProcessEvent to search the event tables.
 256     return GetEventHandler()->ProcessEvent(event);
 257 }
 258
 259 // ------------------------
 260 wxList *wxWinMacControlList = NULL;
 261 wxControl *wxFindControlFromMacControl(ControlHandle inControl )
 262 {
 263     wxNode *node = wxWinMacControlList->Find((long)inControl);
 264     if (!node)
 265         return NULL;
 266     return (wxControl *)node->GetData();
 267 }
 268
 269 void wxAssociateControlWithMacControl(ControlHandle inControl, wxControl *control)
 270 {
 271     // adding NULL WindowRef is (first) surely a result of an error and
 272     // (secondly) breaks menu command processing
 273     wxCHECK_RET( inControl != (ControlHandle) NULL, wxT("attempt to add a NULL WindowRef to window list") );
 274
 275     if ( !wxWinMacControlList->Find((long)inControl) )
 276         wxWinMacControlList->Append((long)inControl, control);
 277 }
 278
 279 void wxRemoveMacControlAssociation(wxControl *control)
 280 {
 281     if ( wxWinMacControlList )
 282         wxWinMacControlList->DeleteObject(control);
 283 }
 284
 285 void wxControl::MacPreControlCreate( wxWindow *parent, wxWindowID id, wxString label ,
 286              const wxPoint& pos,
 287              const wxSize& size, long style,
 288              const wxValidator& validator,
 289              const wxString& name , WXRECTPTR outBounds , unsigned char* maclabel )
 290 {
 291     m_label = label ;
 292
 293     // These sizes will be adjusted in MacPostControlCreate
 294     m_width = size.x ;
 295     m_height = size.y ;
 296     m_x = pos.x ;
 297     m_y = pos.y ;
 298
 299     ((Rect*)outBounds)->top = -10;
 300     ((Rect*)outBounds)->left = -10;
 301     ((Rect*)outBounds)->bottom = 0;
 302     ((Rect*)outBounds)->right = 0;
 303
 304     wxMacStringToPascal( wxStripMenuCodes(label) , maclabel ) ;
 305 }
 306
 307 void wxControl::MacPostControlCreate()
 308 {
 309     wxASSERT_MSG( (ControlHandle) m_macControl != NULL , wxT("No valid mac control") ) ;
 310     DoSetWindowVariant( m_windowVariant ) ;
 311    /*
 312     if ( IsKindOf( CLASSINFO( wxScrollBar ) ) )
 313     {
 314         // no font
 315     }
 316     else if ( !UMAHasAquaLayout() && (IsKindOf( CLASSINFO( wxStaticBox ) ) || IsKindOf( CLASSINFO( wxRadioBox ) ) || IsKindOf( CLASSINFO( wxButton ) ) ) )
 317     {
 318         ControlFontStyleRec     controlstyle ;
 319         controlstyle.flags = kControlUseFontMask ;
 320         controlstyle.font = kControlFontSmallBoldSystemFont ;
 321
 322         ::SetControlFontStyle( (ControlHandle) m_macControl , &controlstyle ) ;
 323     }
 324     else
 325     {
 326         ControlFontStyleRec     controlstyle ;
 327         controlstyle.flags = kControlUseFontMask ;
 328
 329         if (IsKindOf( CLASSINFO( wxButton ) ) )
 330             controlstyle.font = kControlFontBigSystemFont ; // eventually kControlFontBigSystemFont ;
 331         else
 332             controlstyle.font = kControlFontSmallSystemFont ;
 333
 334         ::SetControlFontStyle( (ControlHandle) m_macControl , &controlstyle ) ;
 335     }
 336     */
 337     ControlHandle container = (ControlHandle) GetParent()->MacGetContainerForEmbedding() ;
 338     wxASSERT_MSG( container != NULL , wxT("No valid mac container control") ) ;
 339     ::EmbedControl( (ControlHandle) m_macControl , container ) ;
 340     m_macControlIsShown  = MacIsReallyShown() ;
 341
 342     wxAssociateControlWithMacControl( (ControlHandle) m_macControl , this ) ;
 343     if ( wxMacSetupControlBackgroundUPP == NULL )
 344     {
 345         wxMacSetupControlBackgroundUPP = NewControlColorUPP( wxMacSetupControlBackground ) ;
 346     }
 347     if ( wxMacControlActionUPP == NULL )
 348     {
 349         wxMacControlActionUPP = NewControlDefUPP( wxMacControlDefinition ) ;
 350     }
 351     // The following block of code is responsible for crashes when switching
 352     // back to windows, which can be seen in the dialogs sample.
 353     // It is disabled until a proper solution can be found.
 354 #if 0
 355 #if TARGET_CARBON
 356 /*
 357     only working under classic carbon
 358     m_macControlAction = *(**(ControlHandle)m_macControl).contrlDefProc ;
 359     (**(ControlHandle)m_macControl).contrlDefProc = (Handle) &wxMacControlActionUPP ;
 360 */
 361 #else
 362     m_macControlAction = *(**(ControlHandle)m_macControl).contrlDefProc ;
 363
 364     cdefHandle cdef ;
 365     cdef = (cdefHandle) NewHandle( sizeof(cdefRec) ) ;
 366     if (  (**(ControlHandle)m_macControl).contrlDefProc != NULL )
 367     {
 368         (**cdef).instruction = 0x4EF9;  /* JMP instruction */
 369         (**cdef).function = (void(*)()) wxMacControlActionUPP;
 370         (**(ControlHandle)m_macControl).contrlDefProc = (Handle) cdef ;
 371     }
 372 #endif
 373 #endif
 374     SetControlColorProc( (ControlHandle) m_macControl , wxMacSetupControlBackgroundUPP ) ;
 375
 376     // Adjust the controls size and position
 377     wxPoint pos(m_x, m_y);
 378     wxSize best_size( DoGetBestSize() );
 379     wxSize new_size( m_width, m_height );
 380
 381     m_x = m_y = m_width = m_height = -1;  // Forces SetSize to move/size the control
 382
 383     if (new_size.x == -1) {
 384         new_size.x = best_size.x;
 385     }
 386     if (new_size.y == -1) {
 387         new_size.y = best_size.y;
 388     }
 389
 390     SetSize(pos.x, pos.y, new_size.x, new_size.y);
 391
 392 #if wxUSE_UNICODE
 393     UMASetControlTitle( (ControlHandle) m_macControl , wxStripMenuCodes(m_label) , m_font.GetEncoding() ) ;
 394 #endif
 395
 396     if ( m_macControlIsShown )
 397         UMAShowControl( (ControlHandle) m_macControl ) ;
 398
 399     SetCursor( *wxSTANDARD_CURSOR ) ;
 400
 401     Refresh() ;
 402 }
 403
 404 void wxControl::MacAdjustControlRect()
 405 {
 406     wxASSERT_MSG( (ControlHandle) m_macControl != NULL , wxT("No valid mac control") ) ;
 407     if ( m_width == -1 || m_height == -1 )
 408     {
 409         Rect    bestsize = { 0 , 0 , 0 , 0 } ;
 410         short   baselineoffset ;
 411
 412         ::GetBestControlRect( (ControlHandle) m_macControl , &bestsize , &baselineoffset ) ;
 413
 414         if ( EmptyRect( &bestsize ) )
 415         {
 416             baselineoffset = 0;
 417             bestsize.left = bestsize.top = 0 ;
 418             bestsize.right = 16 ;
 419             bestsize.bottom = 16 ;
 420             if ( IsKindOf( CLASSINFO( wxScrollBar ) ) )
 421             {
 422                 bestsize.bottom = 16 ;
 423             }
 424             else if ( IsKindOf( CLASSINFO( wxSpinButton ) ) )
 425             {
 426                 bestsize.bottom = 24 ;
 427             }
 428         }
 429
 430         if ( m_width == -1 )
 431         {
 432             if ( IsKindOf( CLASSINFO( wxButton ) ) )
 433             {
 434                 m_width = m_label.Length() * 8 + 12 ;
 435                 if ( m_width < 70 )
 436                   m_width = 70 ;
 437             }
 438             else if ( IsKindOf( CLASSINFO( wxStaticText ) ) )
 439             {
 440                 m_width = m_label.Length() * 8 ;
 441             }
 442             else
 443                 m_width = bestsize.right - bestsize.left ;
 444
 445             m_width += 2 * m_macHorizontalBorder + MacGetLeftBorderSize() + MacGetRightBorderSize() ;
 446         }
 447         if ( m_height == -1 )
 448         {
 449             m_height = bestsize.bottom - bestsize.top ;
 450             if ( m_height < 10 )
 451                 m_height = 13 ;
 452
 453             m_height += 2 * m_macVerticalBorder + MacGetTopBorderSize() + MacGetBottomBorderSize() ;
 454         }
 455          MacUpdateDimensions() ;
 456     }
 457 }
 458
 459 WXWidget wxControl::MacGetContainerForEmbedding()
 460 {
 461     if ( m_macControl )
 462         return m_macControl ;
 463
 464     return wxWindow::MacGetContainerForEmbedding() ;
 465 }
 466
 467 void wxControl::MacUpdateDimensions()
 468 {
 469     // actually in the current systems this should never be possible, but later reparenting
 470     // may become a reality
 471
 472     if ( (ControlHandle) m_macControl == NULL )
 473         return ;
 474
 475     if ( GetParent() == NULL )
 476         return ;
 477
 478     WindowRef rootwindow = (WindowRef) MacGetRootWindow() ;
 479     if ( rootwindow == NULL )
 480         return ;
 481
 482     Rect oldBounds ;
 483     GetControlBounds( (ControlHandle) m_macControl , &oldBounds ) ;
 484
 485     int new_x = m_x + MacGetLeftBorderSize() + m_macHorizontalBorder ;
 486     int new_y = m_y + MacGetTopBorderSize() + m_macVerticalBorder ;
 487     int new_width = m_width - MacGetLeftBorderSize() - MacGetRightBorderSize() - 2 * m_macHorizontalBorder ;
 488     int new_height = m_height - MacGetTopBorderSize() - MacGetBottomBorderSize() - 2 * m_macVerticalBorder ;
 489
 490     GetParent()->MacWindowToRootWindow( & new_x , & new_y ) ;
 491     bool doMove = new_x != oldBounds.left || new_y != oldBounds.top ;
 492     bool doResize =  ( oldBounds.right - oldBounds.left ) != new_width || (oldBounds.bottom - oldBounds.top ) != new_height ;
 493     if ( doMove || doResize )
 494     {
 495         InvalWindowRect( rootwindow, &oldBounds ) ;
 496         if ( doMove )
 497         {
 498             UMAMoveControl( (ControlHandle) m_macControl , new_x , new_y ) ;
 499         }
 500         if ( doResize )
 501         {
 502             UMASizeControl( (ControlHandle) m_macControl , new_width , new_height ) ;
 503         }
 504     }
 505 }
 506
 507 void wxControl::MacSuperChangedPosition()
 508 {
 509      MacUpdateDimensions() ;
 510     wxWindow::MacSuperChangedPosition() ;
 511 }
 512
 513 void wxControl::MacSuperEnabled( bool enabled )
 514 {
 515     Refresh(FALSE) ;
 516     wxWindow::MacSuperEnabled( enabled ) ;
 517 }
 518
 519 void wxControl::MacSuperShown( bool show )
 520 {
 521     if ( (ControlHandle) m_macControl )
 522     {
 523         if ( !show )
 524         {
 525             if ( m_macControlIsShown )
 526             {
 527                 ::UMAHideControl( (ControlHandle) m_macControl ) ;
 528                 m_macControlIsShown = false ;
 529             }
 530         }
 531         else
 532         {
 533             if ( MacIsReallyShown() && !m_macControlIsShown )
 534             {
 535                 ::UMAShowControl( (ControlHandle) m_macControl ) ;
 536                 m_macControlIsShown = true ;
 537             }
 538         }
 539     }
 540
 541     wxWindow::MacSuperShown( show ) ;
 542 }
 543
 544 void  wxControl::DoSetSize(int x, int y,
 545             int width, int height,
 546             int sizeFlags )
 547 {
 548     wxWindow::DoSetSize( x , y ,width , height ,sizeFlags ) ;
 549 #if 0
 550     {
 551         Rect meta , control ;
 552         GetControlBounds( (ControlHandle) m_macControl , &control ) ;
 553         RgnHandle rgn = NewRgn() ;
 554         GetControlRegion( (ControlHandle) m_macControl , kControlStructureMetaPart , rgn ) ;
 555         GetRegionBounds( rgn , &meta ) ;
 556         if ( !EmptyRect( &meta ) )
 557         {
 558             wxASSERT( meta.left >= control.left - m_macHorizontalBorder ) ;
 559             wxASSERT( meta.right <= control.right + m_macHorizontalBorder ) ;
 560             wxASSERT( meta.top >= control.top - m_macVerticalBorder ) ;
 561             wxASSERT( meta.bottom <= control.bottom + m_macVerticalBorder ) ;
 562         }
 563         DisposeRgn( rgn ) ;
 564     }
 565 #endif
 566     return ;
 567 }
 568
 569 bool  wxControl::Show(bool show)
 570 {
 571     if ( !wxWindow::Show( show ) )
 572         return FALSE ;
 573
 574     if ( (ControlHandle) m_macControl )
 575     {
 576         if ( !show )
 577         {
 578             if ( m_macControlIsShown )
 579             {
 580                 ::UMAHideControl( (ControlHandle) m_macControl ) ;
 581                 m_macControlIsShown = false ;
 582             }
 583         }
 584         else
 585         {
 586             if ( MacIsReallyShown() && !m_macControlIsShown )
 587             {
 588                 ::UMAShowControl( (ControlHandle) m_macControl ) ;
 589                 m_macControlIsShown = true ;
 590             }
 591         }
 592     }
 593     return TRUE ;
 594 }
 595
 596 bool  wxControl::Enable(bool enable)
 597 {
 598     if ( !wxWindow::Enable(enable) )
 599         return FALSE;
 600
 601     if ( (ControlHandle) m_macControl )
 602     {
 603         if ( enable )
 604             UMAActivateControl( (ControlHandle) m_macControl ) ;
 605         else
 606             UMADeactivateControl( (ControlHandle) m_macControl ) ;
 607     }
 608     return TRUE ;
 609 }
 610
 611 void wxControl::Refresh(bool eraseBack, const wxRect *rect)
 612 {
 613     wxWindow::Refresh( eraseBack , rect ) ;
 614 }
 615
 616 void wxControl::MacRedrawControl()
 617 {
 618     if ( (ControlHandle) m_macControl && MacGetRootWindow() && m_macControlIsShown )
 619     {
 620         wxClientDC dc(this) ;
 621         wxMacPortSetter helper(&dc) ;
 622         wxMacWindowClipper clipper(this) ;
 623         wxDC::MacSetupBackgroundForCurrentPort( MacGetBackgroundBrush() ) ;
 624         UMADrawControl( (ControlHandle) m_macControl ) ;
 625     }
 626 }
 627
 628 void wxControl::OnPaint(wxPaintEvent& event)
 629 {
 630     if ( (ControlHandle) m_macControl )
 631     {
 632         wxPaintDC dc(this) ;
 633         wxMacPortSetter helper(&dc) ;
 634         wxMacWindowClipper clipper(this) ;
 635         wxDC::MacSetupBackgroundForCurrentPort( MacGetBackgroundBrush() ) ;
 636         UMADrawControl( (ControlHandle) m_macControl ) ;
 637     }
 638     else
 639     {
 640       event.Skip() ;
 641     }
 642 }
 643 void wxControl::OnEraseBackground(wxEraseEvent& event)
 644 {
 645     wxWindow::OnEraseBackground( event ) ;
 646 }
 647
 648 void  wxControl::OnKeyDown( wxKeyEvent &event )
 649 {
 650     if ( (ControlHandle) m_macControl == NULL )
 651         return ;
 652
 653 #if TARGET_CARBON
 654
 655     char charCode ;
 656     UInt32 keyCode ;
 657     UInt32 modifiers ;
 658
 659     GetEventParameter( (EventRef) wxTheApp->MacGetCurrentEvent(), kEventParamKeyMacCharCodes, typeChar, NULL,sizeof(char), NULL,&charCode );
 660     GetEventParameter( (EventRef) wxTheApp->MacGetCurrentEvent(), kEventParamKeyCode, typeUInt32, NULL,  sizeof(UInt32), NULL, &keyCode );
 661        GetEventParameter((EventRef) wxTheApp->MacGetCurrentEvent(), kEventParamKeyModifiers, typeUInt32, NULL, sizeof(UInt32), NULL, &modifiers);
 662
 663     ::HandleControlKey( (ControlHandle) m_macControl , keyCode , charCode , modifiers ) ;
 664
 665 #else
 666     EventRecord *ev = (EventRecord*) wxTheApp->MacGetCurrentEvent() ;
 667     short keycode ;
 668     short keychar ;
 669     keychar = short(ev->message & charCodeMask);
 670     keycode = short(ev->message & keyCodeMask) >> 8 ;
 671
 672     ::HandleControlKey( (ControlHandle) m_macControl , keycode , keychar , ev->modifiers ) ;
 673 #endif
 674 }
 675
 676 void  wxControl::OnMouseEvent( wxMouseEvent &event )
 677 {
 678     if ( (ControlHandle) m_macControl == NULL )
 679     {
 680         event.Skip() ;
 681         return ;
 682     }
 683
 684     if (event.GetEventType() == wxEVT_LEFT_DOWN || event.GetEventType() == wxEVT_LEFT_DCLICK )
 685     {
 686
 687         int x = event.m_x ;
 688         int y = event.m_y ;
 689
 690         MacClientToRootWindow( &x , &y ) ;
 691
 692         ControlHandle   control ;
 693         Point       localwhere ;
 694         SInt16      controlpart ;
 695
 696         localwhere.h = x ;
 697         localwhere.v = y ;
 698
 699         short modifiers = 0;
 700
 701         if ( !event.m_leftDown && !event.m_rightDown )
 702             modifiers  |= btnState ;
 703
 704         if ( event.m_shiftDown )
 705             modifiers |= shiftKey ;
 706
 707         if ( event.m_controlDown )
 708             modifiers |= controlKey ;
 709
 710         if ( event.m_altDown )
 711             modifiers |= optionKey ;
 712
 713         if ( event.m_metaDown )
 714             modifiers |= cmdKey ;
 715         {
 716             control = (ControlHandle) m_macControl ;
 717             if ( control && ::IsControlActive( control ) )
 718             {
 719                 {
 720                     controlpart = ::HandleControlClick( control , localwhere , modifiers , (ControlActionUPP) -1 ) ;
 721                     wxTheApp->s_lastMouseDown = 0 ;
 722                     if ( control && controlpart != kControlNoPart )
 723                     {
 724                         MacHandleControlClick( (WXWidget) control , controlpart , false /* mouse not down anymore */ ) ;
 725                     }
 726                 }
 727             }
 728         }
 729     }
 730     else
 731     {
 732         event.Skip() ;
 733     }
 734 }
 735
 736 bool wxControl::MacCanFocus() const
 737 {
 738     if ( (ControlHandle) m_macControl == NULL )
 739         return true ;
 740     else
 741         return false ;
 742 }
 743
 744 void wxControl::MacHandleControlClick( WXWidget control , wxInt16 controlpart , bool WXUNUSED( mouseStillDown ) )
 745 {
 746     wxASSERT_MSG( (ControlHandle) m_macControl != NULL , wxT("No valid mac control") ) ;
 747 }
 748
 749 void wxControl::DoSetWindowVariant( wxWindowVariant variant )
 750 {
 751     if ( m_macControl == NULL )
 752     {
 753         wxWindow::SetWindowVariant( variant ) ;
 754         return ;
 755
 756     }
 757     m_windowVariant = variant ;
 758
 759         ControlSize size ;
 760         ControlFontStyleRec     fontStyle;
 761         fontStyle.flags = kControlUseFontMask  ;
 762
 763     // we will get that from the settings later
 764     // and make this NORMAL later, but first
 765     // we have a few calculations that we must fix
 766
 767     if ( variant == wxWINDOW_VARIANT_NORMAL )
 768     {
 769         if ( IsKindOf( CLASSINFO( wxScrollBar ) ) )
 770             variant  = wxWINDOW_VARIANT_NORMAL ;
 771         else
 772             variant = wxWINDOW_VARIANT_SMALL ;
 773     }
 774
 775     switch ( variant )
 776     {
 777         case wxWINDOW_VARIANT_NORMAL :
 778             size = kControlSizeNormal;
 779                 fontStyle.font = kControlFontBigSystemFont;
 780             break ;
 781         case wxWINDOW_VARIANT_SMALL :
 782             size = kControlSizeSmall;
 783                 fontStyle.font = kControlFontSmallSystemFont;
 784             break ;
 785         case wxWINDOW_VARIANT_MINI :
 786            if (UMAGetSystemVersion() >= 0x1030 )
 787             {
 788                 size = 3 ; // not always defined in the header
 789                     fontStyle.font = -5 ; // not always defined in the header
 790             }
 791             else
 792             {
 793                 size = kControlSizeSmall;
 794                     fontStyle.font = kControlFontSmallSystemFont;
 795             }
 796             break;
 797             break ;
 798         case wxWINDOW_VARIANT_LARGE :
 799             size = kControlSizeLarge;
 800                 fontStyle.font = kControlFontBigSystemFont;
 801             break ;
 802         default:
 803             wxFAIL_MSG(_T("unexpected window variant"));
 804             break ;
 805     }
 806         ::SetControlData( (ControlHandle) m_macControl , kControlEntireControl, kControlSizeTag, sizeof( ControlSize ), &size );
 807         ::SetControlFontStyle( (ControlHandle) m_macControl , &fontStyle );
 808 }