src/mac/carbon/toplevel.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        mac/toplevel.cpp
   3 // Purpose:     implements wxTopLevelWindow for MSW
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     24.09.01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2001 SciTech Software, Inc. (www.scitechsoft.com)
   9 // License:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 #ifdef __GNUG__
  21     #pragma implementation "toplevel.h"
  22 #endif
  23
  24 // For compilers that support precompilation, includes "wx.h".
  25 #include "wx/wxprec.h"
  26
  27 #ifdef __BORLANDC__
  28     #pragma hdrstop
  29 #endif
  30
  31 #ifndef WX_PRECOMP
  32     #include "wx/app.h"
  33     #include "wx/toplevel.h"
  34     #include "wx/frame.h"
  35     #include "wx/string.h"
  36     #include "wx/log.h"
  37     #include "wx/intl.h"
  38 #endif //WX_PRECOMP
  39
  40 #include "wx/mac/uma.h"
  41 #include "wx/mac/aga.h"
  42 #include "wx/app.h"
  43 #include "wx/tooltip.h"
  44 #include "wx/dnd.h"
  45
  46 #include "ToolUtils.h"
  47
  48
  49 #define wxMAC_DEBUG_REDRAW 0
  50 #ifndef wxMAC_DEBUG_REDRAW
  51 #define wxMAC_DEBUG_REDRAW 0
  52 #endif
  53
  54 // ----------------------------------------------------------------------------
  55 // globals
  56 // ----------------------------------------------------------------------------
  57
  58 // list of all frames and modeless dialogs
  59 wxWindowList       wxModelessWindows;
  60
  61 // double click testing
  62 static   Point     gs_lastWhere;
  63 static   long      gs_lastWhen = 0;
  64
  65
  66 #if TARGET_CARBON
  67 static pascal long wxShapedMacWindowDef(short varCode, WindowRef window, SInt16 message, SInt32 param);
  68 #endif
  69
  70 // ============================================================================
  71 // wxTopLevelWindowMac implementation
  72 // ============================================================================
  73
  74 // ---------------------------------------------------------------------------
  75 // Carbon Events
  76 // ---------------------------------------------------------------------------
  77
  78 #if TARGET_CARBON
  79
  80 extern long wxMacTranslateKey(unsigned char key, unsigned char code) ;
  81
  82 static const EventTypeSpec eventList[] =
  83 {
  84     { kEventClassTextInput, kEventTextInputUnicodeForKeyEvent } ,
  85
  86     { kEventClassKeyboard, kEventRawKeyDown } ,
  87     { kEventClassKeyboard, kEventRawKeyRepeat } ,
  88     { kEventClassKeyboard, kEventRawKeyUp } ,
  89     { kEventClassKeyboard, kEventRawKeyModifiersChanged } ,
  90
  91     { kEventClassWindow , kEventWindowUpdate } ,
  92     { kEventClassWindow , kEventWindowActivated } ,
  93     { kEventClassWindow , kEventWindowDeactivated } ,
  94     { kEventClassWindow , kEventWindowBoundsChanging } ,
  95     { kEventClassWindow , kEventWindowBoundsChanged } ,
  96     { kEventClassWindow , kEventWindowClose } ,
  97
  98     { kEventClassMouse , kEventMouseDown } ,
  99     { kEventClassMouse , kEventMouseUp } ,
 100     { kEventClassMouse , kEventMouseMoved } ,
 101     { kEventClassMouse , kEventMouseDragged } ,
 102
 103 } ;
 104
 105 static pascal OSStatus TextInputEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
 106 {
 107     OSStatus result = eventNotHandledErr ;
 108
 109     wxWindow* focus = wxWindow::FindFocus() ;
 110     char charCode ;
 111     UInt32 keyCode ;
 112     UInt32 modifiers ;
 113     Point point ;
 114
 115     EventRef rawEvent ;
 116
 117     GetEventParameter( event , kEventParamTextInputSendKeyboardEvent ,typeEventRef,NULL,sizeof(rawEvent),NULL,&rawEvent ) ;
 118
 119     GetEventParameter( rawEvent, kEventParamKeyMacCharCodes, typeChar, NULL,sizeof(char), NULL,&charCode );
 120     GetEventParameter( rawEvent, kEventParamKeyCode, typeUInt32, NULL,  sizeof(UInt32), NULL, &keyCode );
 121        GetEventParameter( rawEvent, kEventParamKeyModifiers, typeUInt32, NULL, sizeof(UInt32), NULL, &modifiers);
 122     GetEventParameter( rawEvent, kEventParamMouseLocation, typeQDPoint, NULL,
 123         sizeof( Point ), NULL, &point );
 124
 125     switch ( GetEventKind( event ) )
 126     {
 127         case kEventTextInputUnicodeForKeyEvent :
 128             // this is only called when no default handler has jumped in, eg a wxControl on a floater window does not
 129             // get its own kEventTextInputUnicodeForKeyEvent, so we route back the
 130             wxControl* control = wxDynamicCast( focus , wxControl ) ;
 131             if ( control )
 132             {
 133                 ControlHandle macControl = (ControlHandle) control->GetMacControl() ;
 134                 if ( macControl )
 135                 {
 136                     ::HandleControlKey( macControl , keyCode , charCode , modifiers ) ;
 137                     result = noErr ;
 138                 }
 139             }
 140             /*
 141             // this may lead to double events sent to a window in case all handlers have skipped the key down event
 142             UInt32 when = EventTimeToTicks( GetEventTime( event ) ) ;
 143             UInt32 message = (keyCode << 8) + charCode;
 144
 145             if ( (focus != NULL) && wxTheApp->MacSendKeyDownEvent(
 146                 focus , message , modifiers , when , point.h , point.v ) )
 147             {
 148                 result = noErr ;
 149             }
 150             */
 151             break ;
 152     }
 153
 154     return result ;
 155 }
 156
 157 static pascal OSStatus KeyboardEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
 158 {
 159     OSStatus result = eventNotHandledErr ;
 160
 161     wxWindow* focus = wxWindow::FindFocus() ;
 162     char charCode ;
 163     UInt32 keyCode ;
 164     UInt32 modifiers ;
 165     Point point ;
 166     UInt32 when = EventTimeToTicks( GetEventTime( event ) ) ;
 167
 168     GetEventParameter( event, kEventParamKeyMacCharCodes, typeChar, NULL,sizeof(char), NULL,&charCode );
 169     GetEventParameter( event, kEventParamKeyCode, typeUInt32, NULL,  sizeof(UInt32), NULL, &keyCode );
 170        GetEventParameter(event, kEventParamKeyModifiers, typeUInt32, NULL, sizeof(UInt32), NULL, &modifiers);
 171     GetEventParameter( event, kEventParamMouseLocation, typeQDPoint, NULL,
 172         sizeof( Point ), NULL, &point );
 173
 174     UInt32 message = (keyCode << 8) + charCode;
 175     switch( GetEventKind( event ) )
 176     {
 177         case kEventRawKeyRepeat :
 178         case kEventRawKeyDown :
 179             if ( (focus != NULL) && wxTheApp->MacSendKeyDownEvent(
 180                 focus , message , modifiers , when , point.h , point.v ) )
 181             {
 182                 result = noErr ;
 183             }
 184             break ;
 185         case kEventRawKeyUp :
 186             if ( (focus != NULL) && wxTheApp->MacSendKeyUpEvent(
 187                 focus , message , modifiers , when , point.h , point.v ) )
 188             {
 189                 result = noErr ;
 190             }
 191             break ;
 192         case kEventRawKeyModifiersChanged :
 193             {
 194                 wxKeyEvent event(wxEVT_KEY_DOWN);
 195
 196                 event.m_shiftDown = modifiers & shiftKey;
 197                 event.m_controlDown = modifiers & controlKey;
 198                 event.m_altDown = modifiers & optionKey;
 199                 event.m_metaDown = modifiers & cmdKey;
 200
 201                 event.m_x = point.h;
 202                 event.m_y = point.v;
 203                 event.m_timeStamp = when;
 204                 wxWindow* focus = wxWindow::FindFocus() ;
 205                 event.SetEventObject(focus);
 206
 207                 if ( focus && (modifiers ^ wxTheApp->s_lastModifiers ) & controlKey )
 208                 {
 209                     event.m_keyCode = WXK_CONTROL ;
 210                     event.SetEventType( ( modifiers & controlKey ) ? wxEVT_KEY_DOWN : wxEVT_KEY_UP ) ;
 211                     focus->GetEventHandler()->ProcessEvent( event ) ;
 212                 }
 213                 if ( focus && (modifiers ^ wxTheApp->s_lastModifiers ) & shiftKey )
 214                 {
 215                     event.m_keyCode = WXK_SHIFT ;
 216                     event.SetEventType( ( modifiers & shiftKey ) ? wxEVT_KEY_DOWN : wxEVT_KEY_UP ) ;
 217                     focus->GetEventHandler()->ProcessEvent( event ) ;
 218                 }
 219                 if ( focus && (modifiers ^ wxTheApp->s_lastModifiers ) & optionKey )
 220                 {
 221                     event.m_keyCode = WXK_ALT ;
 222                     event.SetEventType( ( modifiers & optionKey ) ? wxEVT_KEY_DOWN : wxEVT_KEY_UP ) ;
 223                     focus->GetEventHandler()->ProcessEvent( event ) ;
 224                 }
 225                 wxTheApp->s_lastModifiers = modifiers ;
 226             }
 227              break ;
 228     }
 229
 230     return result ;
 231 }
 232
 233 static pascal OSStatus MouseEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
 234 {
 235     OSStatus result = eventNotHandledErr ;
 236
 237     wxTopLevelWindowMac* toplevelWindow = (wxTopLevelWindowMac*) data ;
 238     Point point ;
 239     UInt32 modifiers = 0;
 240     EventMouseButton button = 0 ;
 241     UInt32 click = 0 ;
 242
 243     GetEventParameter( event, kEventParamMouseLocation, typeQDPoint, NULL,
 244         sizeof( Point ), NULL, &point );
 245     GetEventParameter( event, kEventParamKeyModifiers, typeUInt32, NULL,
 246         sizeof( UInt32 ), NULL, &modifiers );
 247     GetEventParameter( event, kEventParamMouseButton, typeMouseButton, NULL,
 248         sizeof( EventMouseButton ), NULL, &button );
 249     GetEventParameter( event, kEventParamClickCount, typeUInt32, NULL,
 250         sizeof( UInt32 ), NULL, &click );
 251
 252     if ( button == 0 || GetEventKind( event ) == kEventMouseUp )
 253         modifiers += btnState ;
 254
 255     WindowRef window ;
 256     short windowPart = ::FindWindow(point, &window);
 257
 258     if ( IsWindowActive(window) && windowPart == inContent )
 259     {
 260         switch ( GetEventKind( event ) )
 261         {
 262             case kEventMouseDown :
 263                 toplevelWindow->MacFireMouseEvent( mouseDown , point.h , point.v , modifiers , EventTimeToTicks( GetEventTime( event ) ) ) ;
 264                 result = noErr ;
 265                 break ;
 266             case kEventMouseUp :
 267                 toplevelWindow->MacFireMouseEvent( mouseUp , point.h , point.v , modifiers , EventTimeToTicks( GetEventTime( event ) ) ) ;
 268                 result = noErr ;
 269                 break ;
 270             case kEventMouseMoved :
 271                 toplevelWindow->MacFireMouseEvent( nullEvent , point.h , point.v , modifiers , EventTimeToTicks( GetEventTime( event ) ) ) ;
 272                 result = noErr ;
 273                 break ;
 274             case kEventMouseDragged :
 275                 toplevelWindow->MacFireMouseEvent( nullEvent , point.h , point.v , modifiers , EventTimeToTicks( GetEventTime( event ) ) ) ;
 276                 result = noErr ;
 277                 break ;
 278             default :
 279                 break ;
 280         }
 281     }
 282
 283     return result ;
 284
 285
 286 }
 287 static pascal OSStatus WindowEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
 288 {
 289     OSStatus result = eventNotHandledErr ;
 290     OSStatus err = noErr ;
 291
 292     UInt32        attributes;
 293     WindowRef windowRef ;
 294     wxTopLevelWindowMac* toplevelWindow = (wxTopLevelWindowMac*) data ;
 295
 296     GetEventParameter( event, kEventParamDirectObject, typeWindowRef, NULL,
 297         sizeof( WindowRef ), NULL, &windowRef );
 298
 299     switch( GetEventKind( event ) )
 300     {
 301         case kEventWindowUpdate :
 302             if ( !wxPendingDelete.Member(toplevelWindow) )
 303                 toplevelWindow->MacUpdate( EventTimeToTicks( GetEventTime( event ) ) ) ;
 304             result = noErr ;
 305             break ;
 306         case kEventWindowActivated :
 307                 toplevelWindow->MacActivate( EventTimeToTicks( GetEventTime( event ) ) , true) ;
 308             result = noErr ;
 309             break ;
 310         case kEventWindowDeactivated :
 311                 toplevelWindow->MacActivate( EventTimeToTicks( GetEventTime( event ) ) , false) ;
 312             result = noErr ;
 313             break ;
 314         case kEventWindowClose :
 315                 toplevelWindow->Close() ;
 316             result = noErr ;
 317             break ;
 318         case kEventWindowBoundsChanged :
 319             err = GetEventParameter( event, kEventParamAttributes, typeUInt32,
 320                         NULL, sizeof( UInt32 ), NULL, &attributes );
 321             if ( err == noErr )
 322             {
 323                 Rect newContentRect ;
 324
 325                 GetEventParameter( event, kEventParamCurrentBounds, typeQDRectangle, NULL,
 326                     sizeof( newContentRect ), NULL, &newContentRect );
 327
 328                 toplevelWindow->SetSize( newContentRect.left , newContentRect.top ,
 329                     newContentRect.right - newContentRect.left ,
 330                     newContentRect.bottom - newContentRect.top, wxSIZE_USE_EXISTING);
 331
 332                 result = noErr;
 333             }
 334             break ;
 335         case kEventWindowBoundsChanging :
 336             err = GetEventParameter( event, kEventParamAttributes, typeUInt32,
 337                         NULL, sizeof( UInt32 ), NULL, &attributes );
 338             if ( err == noErr )
 339             {
 340                 Rect newContentRect ;
 341
 342                 GetEventParameter( event, kEventParamCurrentBounds, typeQDRectangle, NULL,
 343                     sizeof( newContentRect ), NULL, &newContentRect );
 344
 345                 wxRect contentRect(newContentRect.left , newContentRect.top ,
 346                     newContentRect.right - newContentRect.left ,
 347                     newContentRect.bottom - newContentRect.top) ;
 348
 349                 bool handled = false ;
 350                 if ((attributes & kWindowBoundsChangeSizeChanged) != 0)
 351                 {
 352                     wxSizeEvent event(contentRect , toplevelWindow->GetId());
 353                     event.SetEventObject(toplevelWindow);
 354                     handled = toplevelWindow->GetEventHandler()->ProcessEvent(event);
 355                     contentRect = event.GetRect() ;
 356                 }
 357                 else if ( attributes & kWindowBoundsChangeOriginChanged != 0)
 358                 {
 359                     wxMoveEvent event(contentRect , toplevelWindow->GetId());
 360                     event.SetEventObject(toplevelWindow);
 361                     handled = toplevelWindow->GetEventHandler()->ProcessEvent(event);
 362                     contentRect = event.GetRect() ;
 363                 }
 364                 if ( handled )
 365                 {
 366                     SetRect( &newContentRect , contentRect.GetLeft() , contentRect.GetTop() , contentRect.GetRight() , contentRect.GetBottom() ) ;
 367                     SetEventParameter( event, kEventParamCurrentBounds, typeQDRectangle, sizeof( newContentRect ), &newContentRect );
 368                 }
 369                 result = noErr ;
 370             }
 371             break ;
 372         default :
 373             break ;
 374     }
 375     return result ;
 376 }
 377
 378 pascal OSStatus wxMacWindowEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
 379 {
 380     OSStatus result = eventNotHandledErr ;
 381
 382     switch ( GetEventClass( event ) )
 383     {
 384         case kEventClassKeyboard :
 385             result = KeyboardEventHandler( handler, event , data ) ;
 386             break ;
 387         case kEventClassTextInput :
 388             result = TextInputEventHandler( handler, event , data ) ;
 389             break ;
 390         case kEventClassWindow :
 391             result = WindowEventHandler( handler, event , data ) ;
 392             break ;
 393         case kEventClassMouse :
 394             result = MouseEventHandler( handler, event , data ) ;
 395             break ;
 396         default :
 397             break ;
 398     }
 399     return result ;
 400 }
 401
 402 DEFINE_ONE_SHOT_HANDLER_GETTER( wxMacWindowEventHandler )
 403
 404 #endif
 405
 406 // ---------------------------------------------------------------------------
 407 // wxWindowMac utility functions
 408 // ---------------------------------------------------------------------------
 409
 410 // Find an item given the Macintosh Window Reference
 411
 412 wxList *wxWinMacWindowList = NULL;
 413 wxTopLevelWindowMac *wxFindWinFromMacWindow(WXWindow inWindowRef)
 414 {
 415     wxNode *node = wxWinMacWindowList->Find((long)inWindowRef);
 416     if (!node)
 417         return NULL;
 418     return (wxTopLevelWindowMac *)node->GetData();
 419 }
 420
 421 void wxAssociateWinWithMacWindow(WXWindow inWindowRef, wxTopLevelWindowMac *win)
 422 {
 423     // adding NULL WindowRef is (first) surely a result of an error and
 424     // (secondly) breaks menu command processing
 425     wxCHECK_RET( inWindowRef != (WindowRef) NULL, wxT("attempt to add a NULL WindowRef to window list") );
 426
 427     if ( !wxWinMacWindowList->Find((long)inWindowRef) )
 428         wxWinMacWindowList->Append((long)inWindowRef, win);
 429 }
 430
 431 void wxRemoveMacWindowAssociation(wxTopLevelWindowMac *win)
 432 {
 433     wxWinMacWindowList->DeleteObject(win);
 434 }
 435
 436
 437 // ----------------------------------------------------------------------------
 438 // wxTopLevelWindowMac creation
 439 // ----------------------------------------------------------------------------
 440
 441 WXHWND wxTopLevelWindowMac::s_macWindowInUpdate = NULL;
 442 wxTopLevelWindowMac *wxTopLevelWindowMac::s_macDeactivateWindow = NULL;
 443
 444 void wxTopLevelWindowMac::Init()
 445 {
 446     m_iconized =
 447     m_maximizeOnShow = FALSE;
 448     m_macNoEraseUpdateRgn = NewRgn() ;
 449     m_macNeedsErasing = false ;
 450     m_macWindow = NULL ;
 451 #if TARGET_CARBON
 452     m_macEventHandler = NULL ;
 453  #endif
 454 }
 455
 456 class wxMacDeferredWindowDeleter : public wxObject
 457 {
 458 public :
 459     wxMacDeferredWindowDeleter( WindowRef windowRef )
 460     {
 461         m_macWindow = windowRef ;
 462     }
 463     virtual ~wxMacDeferredWindowDeleter()
 464     {
 465         UMADisposeWindow( (WindowRef) m_macWindow ) ;
 466     }
 467  protected :
 468     WindowRef m_macWindow ;
 469 } ;
 470
 471 bool wxTopLevelWindowMac::Create(wxWindow *parent,
 472                                  wxWindowID id,
 473                                  const wxString& title,
 474                                  const wxPoint& pos,
 475                                  const wxSize& size,
 476                                  long style,
 477                                  const wxString& name)
 478 {
 479     // init our fields
 480     Init();
 481
 482     m_windowStyle = style;
 483
 484     SetName(name);
 485
 486     m_windowId = id == -1 ? NewControlId() : id;
 487
 488     wxTopLevelWindows.Append(this);
 489
 490     if ( parent )
 491         parent->AddChild(this);
 492
 493     return TRUE;
 494 }
 495
 496 wxTopLevelWindowMac::~wxTopLevelWindowMac()
 497 {
 498     if ( m_macWindow )
 499     {
 500         wxToolTip::NotifyWindowDelete(m_macWindow) ;
 501         wxPendingDelete.Append( new wxMacDeferredWindowDeleter( (WindowRef) m_macWindow ) ) ;
 502     }
 503
 504 #if TARGET_CARBON
 505     if ( m_macEventHandler )
 506     {
 507         ::RemoveEventHandler((EventHandlerRef) m_macEventHandler);
 508         m_macEventHandler = NULL ;
 509     }
 510 #endif
 511
 512     wxRemoveMacWindowAssociation( this ) ;
 513
 514     if ( wxModelessWindows.Find(this) )
 515         wxModelessWindows.DeleteObject(this);
 516
 517     DisposeRgn( (RgnHandle) m_macNoEraseUpdateRgn ) ;
 518 }
 519
 520
 521 // ----------------------------------------------------------------------------
 522 // wxTopLevelWindowMac maximize/minimize
 523 // ----------------------------------------------------------------------------
 524
 525 void wxTopLevelWindowMac::Maximize(bool maximize)
 526 {
 527     // not available on mac
 528 }
 529
 530 bool wxTopLevelWindowMac::IsMaximized() const
 531 {
 532     return false ;
 533 }
 534
 535 void wxTopLevelWindowMac::Iconize(bool iconize)
 536 {
 537     // not available on mac
 538 }
 539
 540 bool wxTopLevelWindowMac::IsIconized() const
 541 {
 542     // mac dialogs cannot be iconized
 543     return FALSE;
 544 }
 545
 546 void wxTopLevelWindowMac::Restore()
 547 {
 548     // not available on mac
 549 }
 550
 551 // ----------------------------------------------------------------------------
 552 // wxTopLevelWindowMac misc
 553 // ----------------------------------------------------------------------------
 554
 555 void wxTopLevelWindowMac::SetIcon(const wxIcon& icon)
 556 {
 557     // this sets m_icon
 558     wxTopLevelWindowBase::SetIcon(icon);
 559 }
 560
 561 void  wxTopLevelWindowMac::MacCreateRealWindow( const wxString& title,
 562            const wxPoint& pos,
 563            const wxSize& size,
 564            long style,
 565            const wxString& name )
 566 {
 567     SetName(name);
 568     m_windowStyle = style;
 569     m_isShown = FALSE;
 570
 571     // create frame.
 572
 573     Rect theBoundsRect;
 574
 575     m_x = (int)pos.x;
 576     m_y = (int)pos.y;
 577     if ( m_y < 50 )
 578         m_y = 50 ;
 579     if ( m_x < 20 )
 580         m_x = 20 ;
 581
 582     m_width = size.x;
 583     if (m_width == -1)
 584         m_width = 20;
 585     m_height = size.y;
 586     if (m_height == -1)
 587         m_height = 20;
 588
 589     ::SetRect(&theBoundsRect, m_x, m_y , m_x + m_width, m_y + m_height);
 590
 591     // translate the window attributes in the appropriate window class and attributes
 592
 593     WindowClass wclass = 0;
 594     WindowAttributes attr = kWindowNoAttributes ;
 595
 596     if ( HasFlag( wxFRAME_TOOL_WINDOW) )
 597     {
 598         if (
 599             HasFlag( wxMINIMIZE_BOX ) || HasFlag( wxMAXIMIZE_BOX ) ||
 600             HasFlag( wxSYSTEM_MENU ) || HasFlag( wxCAPTION ) ||
 601             HasFlag(wxTINY_CAPTION_HORIZ) ||  HasFlag(wxTINY_CAPTION_VERT)
 602             )
 603         {
 604             wclass = kFloatingWindowClass ;
 605             if ( HasFlag(wxTINY_CAPTION_VERT) )
 606             {
 607                 attr |= kWindowSideTitlebarAttribute ;
 608             }
 609         }
 610         else
 611         {
 612 #if TARGET_CARBON
 613             wclass = kPlainWindowClass ;
 614 #else
 615             wclass = kFloatingWindowClass ;
 616 #endif
 617         }
 618     }
 619     else if ( HasFlag( wxCAPTION ) )
 620     {
 621         wclass = kDocumentWindowClass ;
 622     }
 623     else
 624     {
 625         if ( HasFlag( wxMINIMIZE_BOX ) || HasFlag( wxMAXIMIZE_BOX ) ||
 626             HasFlag( wxSYSTEM_MENU ) )
 627         {
 628             wclass = kDocumentWindowClass ;
 629         }
 630         else
 631         {
 632 #if TARGET_CARBON
 633             wclass = kPlainWindowClass ;
 634 #else
 635             wclass = kModalWindowClass ;
 636 #endif
 637         }
 638     }
 639
 640     if ( HasFlag( wxMINIMIZE_BOX ) || HasFlag( wxMAXIMIZE_BOX ) )
 641     {
 642         attr |= kWindowFullZoomAttribute ;
 643         attr |= kWindowCollapseBoxAttribute ;
 644     }
 645     if ( HasFlag( wxRESIZE_BORDER ) )
 646     {
 647         attr |= kWindowResizableAttribute ;
 648     }
 649     if ( HasFlag( wxSYSTEM_MENU ) )
 650     {
 651         attr |= kWindowCloseBoxAttribute ;
 652     }
 653
 654 #if TARGET_CARBON
 655 #if 0 //  having problems right now with that
 656     if (HasFlag(wxSTAY_ON_TOP))
 657         wclass = kUtilityWindowClass;
 658 #endif
 659 #endif
 660
 661 #if TARGET_CARBON
 662     if ( HasFlag(wxFRAME_SHAPED) )
 663     {
 664         WindowDefSpec customWindowDefSpec;
 665         customWindowDefSpec.defType = kWindowDefProcPtr;
 666         customWindowDefSpec.u.defProc = NewWindowDefUPP(wxShapedMacWindowDef);
 667
 668         ::CreateCustomWindow( &customWindowDefSpec, wclass,
 669                               attr, &theBoundsRect,
 670                               (WindowRef*) &m_macWindow);
 671     }
 672     else
 673 #endif
 674     {
 675         ::CreateNewWindow( wclass , attr , &theBoundsRect , (WindowRef*)&m_macWindow ) ;
 676     }
 677
 678     wxAssociateWinWithMacWindow( m_macWindow , this ) ;
 679     UMASetWTitle( (WindowRef)m_macWindow , title ) ;
 680     ::CreateRootControl( (WindowRef)m_macWindow , (ControlHandle*)&m_macRootControl ) ;
 681 #if TARGET_CARBON
 682     InstallStandardEventHandler( GetWindowEventTarget(MAC_WXHWND(m_macWindow)) ) ;
 683     InstallWindowEventHandler(MAC_WXHWND(m_macWindow), GetwxMacWindowEventHandlerUPP(),
 684         GetEventTypeCount(eventList), eventList, this, (EventHandlerRef *)&m_macEventHandler);
 685 #endif
 686     m_macFocus = NULL ;
 687
 688
 689 #if TARGET_CARBON
 690     if ( HasFlag(wxFRAME_SHAPED) )
 691     {
 692         // default shape matches the window size
 693         wxRegion rgn(0, 0, m_width, m_height);
 694         SetShape(rgn);
 695     }
 696 #endif
 697 }
 698
 699 void wxTopLevelWindowMac::MacGetPortParams(WXPOINTPTR localOrigin, WXRECTPTR clipRect, WXHWND *window  , wxWindowMac** rootwin)
 700 {
 701     ((Point*)localOrigin)->h = 0;
 702     ((Point*)localOrigin)->v = 0;
 703     ((Rect*)clipRect)->left = 0;
 704     ((Rect*)clipRect)->top = 0;
 705     ((Rect*)clipRect)->right = m_width;
 706     ((Rect*)clipRect)->bottom = m_height;
 707     *window = m_macWindow ;
 708     *rootwin = this ;
 709 }
 710
 711 void wxTopLevelWindowMac::Clear()
 712 {
 713     wxWindow::Clear() ;
 714 }
 715
 716 WXWidget wxTopLevelWindowMac::MacGetContainerForEmbedding()
 717 {
 718     return m_macRootControl ;
 719 }
 720
 721
 722 void wxTopLevelWindowMac::MacUpdate( long timestamp)
 723 {
 724     wxMacPortStateHelper help( (GrafPtr) GetWindowPort( (WindowRef) m_macWindow) ) ;
 725
 726     RgnHandle       visRgn = NewRgn() ;
 727     GetPortVisibleRegion( GetWindowPort( (WindowRef)m_macWindow ), visRgn );
 728     BeginUpdate( (WindowRef)m_macWindow ) ;
 729
 730     RgnHandle       updateRgn = NewRgn();
 731     RgnHandle       diffRgn = NewRgn() ;
 732
 733     if ( updateRgn && diffRgn )
 734     {
 735 #if 1
 736         // macos internal control redraws clean up areas we'd like to redraw ourselves
 737         // therefore we pick the boundary rect and make sure we can redraw it
 738         // this has to be intersected by the visRgn in order to avoid drawing over its own
 739         // boundaries
 740         RgnHandle trueUpdateRgn = NewRgn() ;
 741         Rect trueUpdateRgnBoundary ;
 742         GetPortVisibleRegion( GetWindowPort( (WindowRef)m_macWindow ), trueUpdateRgn );
 743         GetRegionBounds( trueUpdateRgn , &trueUpdateRgnBoundary ) ;
 744         RectRgn( updateRgn , &trueUpdateRgnBoundary ) ;
 745         SectRgn( updateRgn , visRgn , updateRgn ) ;
 746         if ( trueUpdateRgn )
 747             DisposeRgn( trueUpdateRgn ) ;
 748         SetPortVisibleRegion(  GetWindowPort( (WindowRef)m_macWindow ), updateRgn ) ;
 749 #else
 750         GetPortVisibleRegion( GetWindowPort( (WindowRef)m_macWindow ), updateRgn );
 751 #endif
 752         DiffRgn( updateRgn , (RgnHandle) m_macNoEraseUpdateRgn , diffRgn ) ;
 753         if ( !EmptyRgn( updateRgn ) )
 754         {
 755             MacRedraw( updateRgn , timestamp , m_macNeedsErasing || !EmptyRgn( diffRgn )  ) ;
 756         }
 757     }
 758     if ( updateRgn )
 759         DisposeRgn( updateRgn );
 760     if ( diffRgn )
 761         DisposeRgn( diffRgn );
 762     if ( visRgn )
 763         DisposeRgn( visRgn ) ;
 764
 765     EndUpdate( (WindowRef)m_macWindow ) ;
 766     SetEmptyRgn( (RgnHandle) m_macNoEraseUpdateRgn ) ;
 767     m_macNeedsErasing = false ;
 768 }
 769
 770
 771 // Raise the window to the top of the Z order
 772 void wxTopLevelWindowMac::Raise()
 773 {
 774     ::SelectWindow( (WindowRef)m_macWindow ) ;
 775 }
 776
 777 // Lower the window to the bottom of the Z order
 778 void wxTopLevelWindowMac::Lower()
 779 {
 780     ::SendBehind( (WindowRef)m_macWindow , NULL ) ;
 781 }
 782
 783 void wxTopLevelWindowMac::MacFireMouseEvent(
 784     wxUint16 kind , wxInt32 x , wxInt32 y ,wxUint32 modifiers , long timestamp )
 785 {
 786     wxMouseEvent event(wxEVT_LEFT_DOWN);
 787     bool isDown = !(modifiers & btnState) ; // 1 is for up
 788     bool controlDown = modifiers & controlKey ; // for simulating right mouse
 789
 790     event.m_leftDown = isDown && !controlDown;
 791
 792     event.m_middleDown = FALSE;
 793     event.m_rightDown = isDown && controlDown;
 794
 795     if ( kind == mouseDown )
 796     {
 797         if ( controlDown )
 798             event.SetEventType(wxEVT_RIGHT_DOWN ) ;
 799         else
 800             event.SetEventType(wxEVT_LEFT_DOWN ) ;
 801     }
 802     else if ( kind == mouseUp )
 803     {
 804         if ( controlDown )
 805             event.SetEventType(wxEVT_RIGHT_UP ) ;
 806         else
 807             event.SetEventType(wxEVT_LEFT_UP ) ;
 808     }
 809     else
 810     {
 811         event.SetEventType(wxEVT_MOTION ) ;
 812     }
 813
 814     event.m_shiftDown = modifiers & shiftKey;
 815     event.m_controlDown = modifiers & controlKey;
 816     event.m_altDown = modifiers & optionKey;
 817     event.m_metaDown = modifiers & cmdKey;
 818
 819     Point       localwhere ;
 820     localwhere.h = x ;
 821     localwhere.v = y ;
 822
 823     GrafPtr     port ;
 824     ::GetPort( &port ) ;
 825     ::SetPort( UMAGetWindowPort( (WindowRef)m_macWindow ) ) ;
 826     ::GlobalToLocal( &localwhere ) ;
 827     ::SetPort( port ) ;
 828
 829     if ( kind == mouseDown )
 830     {
 831         if ( timestamp - gs_lastWhen <= (long) GetDblTime() )
 832         {
 833             if ( abs( localwhere.h - gs_lastWhere.h ) < 3 && abs( localwhere.v - gs_lastWhere.v ) < 3 )
 834             {
 835                 // This is not right if the second mouse down
 836                 // event occured in a differen window. We
 837                 // correct this in MacDispatchMouseEvent.
 838                 if ( controlDown )
 839                     event.SetEventType(wxEVT_RIGHT_DCLICK ) ;
 840                 else
 841                     event.SetEventType(wxEVT_LEFT_DCLICK ) ;
 842             }
 843             gs_lastWhen = 0 ;
 844         }
 845         else
 846         {
 847             gs_lastWhen = timestamp ;
 848         }
 849         gs_lastWhere = localwhere ;
 850     }
 851
 852     event.m_x = localwhere.h;
 853     event.m_y = localwhere.v;
 854     event.m_x += m_x;
 855     event.m_y += m_y;
 856
 857     event.m_timeStamp = timestamp;
 858     event.SetEventObject(this);
 859     if ( wxTheApp->s_captureWindow )
 860     {
 861         int x = event.m_x ;
 862         int y = event.m_y ;
 863         wxTheApp->s_captureWindow->ScreenToClient( &x , &y ) ;
 864         event.m_x = x ;
 865         event.m_y = y ;
 866         event.SetEventObject( wxTheApp->s_captureWindow ) ;
 867         wxTheApp->s_captureWindow->GetEventHandler()->ProcessEvent( event ) ;
 868
 869         if ( kind == mouseUp )
 870         {
 871             wxTheApp->s_captureWindow = NULL ;
 872             if ( !wxIsBusy() )
 873             {
 874                 m_cursor.MacInstall() ;
 875             }
 876         }
 877     }
 878     else
 879     {
 880         MacDispatchMouseEvent( event ) ;
 881     }
 882 }
 883
 884 #if !TARGET_CARBON
 885
 886 void wxTopLevelWindowMac::MacMouseDown( WXEVENTREF ev , short part)
 887 {
 888     MacFireMouseEvent( mouseDown , ((EventRecord*)ev)->where.h , ((EventRecord*)ev)->where.v ,
 889         ((EventRecord*)ev)->modifiers , ((EventRecord*)ev)->when ) ;
 890 }
 891
 892 void wxTopLevelWindowMac::MacMouseUp( WXEVENTREF ev , short part)
 893 {
 894     switch (part)
 895     {
 896         case inContent:
 897             {
 898                 MacFireMouseEvent( mouseUp , ((EventRecord*)ev)->where.h , ((EventRecord*)ev)->where.v ,
 899                     ((EventRecord*)ev)->modifiers , ((EventRecord*)ev)->when ) ;
 900             }
 901             break ;
 902     }
 903 }
 904
 905 void wxTopLevelWindowMac::MacMouseMoved( WXEVENTREF ev , short part)
 906 {
 907     switch (part)
 908     {
 909         case inContent:
 910             {
 911                 MacFireMouseEvent( nullEvent /*moved*/ , ((EventRecord*)ev)->where.h , ((EventRecord*)ev)->where.v ,
 912                     ((EventRecord*)ev)->modifiers , ((EventRecord*)ev)->when ) ;
 913             }
 914             break ;
 915     }
 916 }
 917
 918 #endif
 919
 920 void wxTopLevelWindowMac::MacDelayedDeactivation(long timestamp)
 921 {
 922     if(s_macDeactivateWindow)
 923     {
 924         wxLogDebug("Doing delayed deactivation of %p",s_macDeactivateWindow);
 925         s_macDeactivateWindow->MacActivate(timestamp, false);
 926     }
 927 }
 928
 929 void wxTopLevelWindowMac::MacActivate( long timestamp , bool inIsActivating )
 930 {
 931     wxLogDebug("TopLevel=%p::MacActivate",this);
 932     if(s_macDeactivateWindow==this)
 933         s_macDeactivateWindow=NULL;
 934     MacDelayedDeactivation(timestamp);
 935     wxActivateEvent event(wxEVT_ACTIVATE, inIsActivating , m_windowId);
 936     event.m_timeStamp = timestamp ;
 937     event.SetEventObject(this);
 938
 939     GetEventHandler()->ProcessEvent(event);
 940
 941     UMAHighlightAndActivateWindow( (WindowRef)m_macWindow , inIsActivating ) ;
 942
 943     // Early versions of MacOS X don't refresh backgrounds properly,
 944     // so refresh the whole window on activation and deactivation.
 945     long osVersion = UMAGetSystemVersion();
 946     if (osVersion >= 0x1000 && osVersion < 0x1020 )
 947     {
 948         Refresh(TRUE);
 949     }
 950     else
 951     {
 952         // for the moment we have to resolve some redrawing issues like this
 953         // the OS is stealing some redrawing areas as soon as it draws a control
 954         Refresh(TRUE);
 955     }
 956 }
 957
 958 #if !TARGET_CARBON
 959
 960 void wxTopLevelWindowMac::MacKeyDown( WXEVENTREF ev )
 961 {
 962 }
 963
 964 #endif
 965
 966 void wxTopLevelWindowMac::SetTitle(const wxString& title)
 967 {
 968     wxWindow::SetTitle( title ) ;
 969     UMASetWTitle( (WindowRef)m_macWindow , title ) ;
 970 }
 971
 972 bool wxTopLevelWindowMac::Show(bool show)
 973 {
 974     if ( !wxWindow::Show(show) )
 975         return FALSE;
 976
 977     if (show)
 978     {
 979       ::TransitionWindow((WindowRef)m_macWindow,kWindowZoomTransitionEffect,kWindowShowTransitionAction,nil);
 980       ::SelectWindow( (WindowRef)m_macWindow ) ;
 981       // no need to generate events here, they will get them triggered by macos
 982       // actually they should be , but apparently they are not
 983       wxSize size(m_width, m_height);
 984       wxSizeEvent event(size, m_windowId);
 985       event.SetEventObject(this);
 986       GetEventHandler()->ProcessEvent(event);
 987     }
 988     else
 989     {
 990       ::TransitionWindow((WindowRef)m_macWindow,kWindowZoomTransitionEffect,kWindowHideTransitionAction,nil);
 991     }
 992
 993     if ( !show )
 994     {
 995     }
 996     else
 997     {
 998         Refresh() ;
 999     }
1000
1001     return TRUE;
1002 }
1003
1004 void wxTopLevelWindowMac::DoMoveWindow(int x, int y, int width, int height)
1005 {
1006     int former_x = m_x ;
1007     int former_y = m_y ;
1008     int former_w = m_width ;
1009     int former_h = m_height ;
1010
1011     int actualWidth = width;
1012     int actualHeight = height;
1013     int actualX = x;
1014     int actualY = y;
1015
1016     if ((m_minWidth != -1) && (actualWidth < m_minWidth))
1017         actualWidth = m_minWidth;
1018     if ((m_minHeight != -1) && (actualHeight < m_minHeight))
1019         actualHeight = m_minHeight;
1020     if ((m_maxWidth != -1) && (actualWidth > m_maxWidth))
1021         actualWidth = m_maxWidth;
1022     if ((m_maxHeight != -1) && (actualHeight > m_maxHeight))
1023         actualHeight = m_maxHeight;
1024
1025     bool doMove = false ;
1026     bool doResize = false ;
1027
1028     if ( actualX != former_x || actualY != former_y )
1029     {
1030         doMove = true ;
1031     }
1032     if ( actualWidth != former_w || actualHeight != former_h )
1033     {
1034         doResize = true ;
1035     }
1036
1037     if ( doMove || doResize )
1038     {
1039         m_x = actualX ;
1040         m_y = actualY ;
1041         m_width = actualWidth ;
1042         m_height = actualHeight ;
1043
1044         if ( doMove )
1045             ::MoveWindow((WindowRef)m_macWindow, m_x, m_y  , false); // don't make frontmost
1046
1047         if ( doResize )
1048             ::SizeWindow((WindowRef)m_macWindow, m_width, m_height  , true);
1049
1050         // the OS takes care of invalidating and erasing the new area so we only have to
1051         // take care of refreshing for full repaints
1052
1053         if ( doResize && !HasFlag(wxNO_FULL_REPAINT_ON_RESIZE) )
1054             Refresh() ;
1055
1056
1057         if ( IsKindOf( CLASSINFO( wxFrame ) ) )
1058         {
1059             wxFrame* frame = (wxFrame*) this ;
1060             frame->PositionStatusBar();
1061             frame->PositionToolBar();
1062         }
1063         if ( doMove )
1064             wxWindowMac::MacTopLevelWindowChangedPosition() ; // like this only children will be notified
1065
1066         MacRepositionScrollBars() ;
1067         if ( doMove )
1068         {
1069             wxPoint point(m_x, m_y);
1070             wxMoveEvent event(point, m_windowId);
1071             event.SetEventObject(this);
1072             GetEventHandler()->ProcessEvent(event) ;
1073         }
1074         if ( doResize )
1075         {
1076              MacRepositionScrollBars() ;
1077              wxSize size(m_width, m_height);
1078              wxSizeEvent event(size, m_windowId);
1079              event.SetEventObject(this);
1080              GetEventHandler()->ProcessEvent(event);
1081         }
1082     }
1083
1084 }
1085
1086 /*
1087  * Invalidation Mechanism
1088  *
1089  * The update mechanism reflects exactely the windows mechanism
1090  * the rect gets added to the window invalidate region, if the eraseBackground flag
1091  * has been true for any part of the update rgn the background is erased in the entire region
1092  * not just in the specified rect.
1093  *
1094  * In order to achive this, we also have an internal m_macNoEraseUpdateRgn, all rects that have
1095  * the eraseBackground flag set to false are also added to this rgn. upon receiving an update event
1096  * the update rgn is compared to the m_macNoEraseUpdateRgn and in case they differ, every window
1097  * will get the eraseBackground event first
1098  */
1099
1100 void wxTopLevelWindowMac::MacInvalidate( const WXRECTPTR rect, bool eraseBackground )
1101 {
1102     GrafPtr formerPort ;
1103     GetPort( &formerPort ) ;
1104     SetPortWindowPort( (WindowRef)m_macWindow ) ;
1105
1106     m_macNeedsErasing |= eraseBackground ;
1107
1108     // if we already know that we will have to erase, there's no need to track the rest
1109     if ( !m_macNeedsErasing)
1110     {
1111         // we end only here if eraseBackground is false
1112         // if we already have a difference between m_macNoEraseUpdateRgn and UpdateRgn
1113         // we will have to erase anyway
1114
1115         RgnHandle       updateRgn = NewRgn();
1116         RgnHandle       diffRgn = NewRgn() ;
1117         if ( updateRgn && diffRgn )
1118         {
1119             GetWindowUpdateRgn( (WindowRef)m_macWindow , updateRgn );
1120             Point pt = {0,0} ;
1121             LocalToGlobal( &pt ) ;
1122             OffsetRgn( updateRgn , -pt.h , -pt.v ) ;
1123             DiffRgn( updateRgn , (RgnHandle) m_macNoEraseUpdateRgn , diffRgn ) ;
1124             if ( !EmptyRgn( diffRgn ) )
1125             {
1126                 m_macNeedsErasing = true ;
1127             }
1128         }
1129         if ( updateRgn )
1130             DisposeRgn( updateRgn );
1131         if ( diffRgn )
1132             DisposeRgn( diffRgn );
1133
1134         if ( !m_macNeedsErasing )
1135         {
1136             RgnHandle rectRgn = NewRgn() ;
1137             SetRectRgn( rectRgn , ((Rect*)rect)->left , ((Rect*)rect)->top , ((Rect*)rect)->right , ((Rect*)rect)->bottom ) ;
1138             UnionRgn( (RgnHandle) m_macNoEraseUpdateRgn , rectRgn , (RgnHandle) m_macNoEraseUpdateRgn ) ;
1139             DisposeRgn( rectRgn ) ;
1140         }
1141     }
1142     InvalWindowRect( (WindowRef)m_macWindow , (Rect*)rect ) ;
1143     // turn this on to debug the refreshing cycle
1144 #if wxMAC_DEBUG_REDRAW
1145     PaintRect( rect ) ;
1146 #endif
1147     SetPort( formerPort ) ;
1148 }
1149
1150
1151 bool wxTopLevelWindowMac::SetShape(const wxRegion& region)
1152 {
1153     wxCHECK_MSG( HasFlag(wxFRAME_SHAPED), FALSE,
1154                  _T("Shaped windows must be created with the wxFRAME_SHAPED style."));
1155
1156 #if TARGET_CARBON
1157     // The empty region signifies that the shape should be removed from the
1158     // window.
1159     if ( region.IsEmpty() )
1160     {
1161         wxSize sz = GetClientSize();
1162         wxRegion rgn(0, 0, sz.x, sz.y);
1163         return SetShape(rgn);
1164     }
1165
1166     // Make a copy of the region
1167     RgnHandle  shapeRegion = NewRgn();
1168     CopyRgn( (RgnHandle)region.GetWXHRGN(), shapeRegion );
1169
1170     // Dispose of any shape region we may already have
1171     RgnHandle oldRgn = (RgnHandle)GetWRefCon( (WindowRef)MacGetWindowRef() );
1172     if ( oldRgn )
1173         DisposeRgn(oldRgn);
1174
1175     // Save the region so we can use it later
1176     SetWRefCon((WindowRef)MacGetWindowRef(), (SInt32)shapeRegion);
1177
1178     // Tell the window manager that the window has changed shape
1179     ReshapeCustomWindow((WindowRef)MacGetWindowRef());
1180     return TRUE;
1181 #else
1182     return FALSE;
1183 #endif
1184 }
1185
1186 // ---------------------------------------------------------------------------
1187 // Support functions for shaped windows, based on Apple's CustomWindow sample at
1188 // http://developer.apple.com/samplecode/Sample_Code/Human_Interface_Toolbox/Mac_OS_High_Level_Toolbox/CustomWindow.htm
1189 // ---------------------------------------------------------------------------
1190
1191 #if TARGET_CARBON
1192
1193 static void wxShapedMacWindowGetPos(WindowRef window, Rect* inRect)
1194 {
1195     GetWindowPortBounds(window, inRect);
1196     Point pt = {inRect->left, inRect->top};
1197     SetPort((GrafPtr) GetWindowPort(window));
1198     LocalToGlobal(&pt);
1199     inRect->top = pt.v;
1200     inRect->left = pt.h;
1201     inRect->bottom += pt.v;
1202     inRect->right += pt.h;
1203 }
1204
1205
1206 static SInt32 wxShapedMacWindowGetFeatures(WindowRef window, SInt32 param)
1207 {
1208     /*------------------------------------------------------
1209         Define which options your custom window supports.
1210     --------------------------------------------------------*/
1211     //just enable everything for our demo
1212     *(OptionBits*)param=//kWindowCanGrow|
1213                         //kWindowCanZoom|
1214                         //kWindowCanCollapse|
1215                         //kWindowCanGetWindowRegion|
1216                         //kWindowHasTitleBar|
1217                         //kWindowSupportsDragHilite|
1218                         kWindowCanDrawInCurrentPort|
1219                         //kWindowCanMeasureTitle|
1220                         kWindowWantsDisposeAtProcessDeath|
1221                         kWindowSupportsSetGrowImageRegion|
1222                         kWindowDefSupportsColorGrafPort;
1223     return 1;
1224 }
1225
1226 // The content region is left as a rectangle matching the window size, this is
1227 // so the origin in the paint event, and etc. still matches what the
1228 // programmer expects.
1229 static void wxShapedMacWindowContentRegion(WindowRef window, RgnHandle rgn)
1230 {
1231     SetEmptyRgn(rgn);
1232     wxTopLevelWindowMac* win = wxFindWinFromMacWindow(window);
1233     if (win)
1234     {
1235         wxRect r = win->GetRect();
1236         SetRectRgn(rgn, r.GetLeft(), r.GetTop(), r.GetRight(), r.GetBottom());
1237     }
1238 }
1239
1240 // The structure region is set to the shape given to the SetShape method.
1241 static void wxShapedMacWindowStructureRegion(WindowRef window, RgnHandle rgn)
1242 {
1243     RgnHandle cachedRegion = (RgnHandle) GetWRefCon(window);
1244
1245     SetEmptyRgn(rgn);
1246     if (cachedRegion)
1247     {
1248         Rect windowRect;
1249         wxShapedMacWindowGetPos(window, &windowRect);   //how big is the window
1250         CopyRgn(cachedRegion, rgn);             //make a copy of our cached region
1251         OffsetRgn(rgn, windowRect.left, windowRect.top); // position it over window
1252         //MapRgn(rgn, &mMaskSize, &windowRect); //scale it to our actual window size
1253     }
1254 }
1255
1256
1257
1258 static SInt32 wxShapedMacWindowGetRegion(WindowRef window, SInt32 param)
1259 {
1260     GetWindowRegionPtr rgnRec=(GetWindowRegionPtr)param;
1261
1262     switch(rgnRec->regionCode)
1263     {
1264         case kWindowStructureRgn:
1265             wxShapedMacWindowStructureRegion(window, rgnRec->winRgn);
1266             break;
1267         case kWindowContentRgn:
1268             wxShapedMacWindowContentRegion(window, rgnRec->winRgn);
1269             break;
1270         default:
1271             SetEmptyRgn(rgnRec->winRgn);
1272     }  //switch
1273
1274     return noErr;
1275 }
1276
1277
1278 static SInt32 wxShapedMacWindowHitTest(WindowRef window,SInt32 param)
1279 {
1280     /*------------------------------------------------------
1281         Determine the region of the window which was hit
1282     --------------------------------------------------------*/
1283     Point hitPoint;
1284     static RgnHandle tempRgn=nil;
1285
1286     if(!tempRgn)
1287         tempRgn=NewRgn();
1288
1289     SetPt(&hitPoint,LoWord(param),HiWord(param));//get the point clicked
1290
1291      //Mac OS 8.5 or later
1292     wxShapedMacWindowStructureRegion(window, tempRgn);
1293     if (PtInRgn(hitPoint, tempRgn)) //in window content region?
1294         return wInContent;
1295
1296     return wNoHit;//no significant area was hit.
1297 }
1298
1299
1300 static pascal long wxShapedMacWindowDef(short varCode, WindowRef window, SInt16 message, SInt32 param)
1301 {
1302     switch(message)
1303     {
1304         case kWindowMsgHitTest:
1305             return wxShapedMacWindowHitTest(window,param);
1306
1307         case kWindowMsgGetFeatures:
1308             return wxShapedMacWindowGetFeatures(window,param);
1309
1310         // kWindowMsgGetRegion is sent during CreateCustomWindow and ReshapeCustomWindow
1311         case kWindowMsgGetRegion:
1312             return wxShapedMacWindowGetRegion(window,param);
1313     }
1314
1315     return 0;
1316 }
1317
1318 #endif
1319 // ---------------------------------------------------------------------------
1320