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