src/mac/classic/toplevel.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/mac/classic/toplevel.cpp
   3 // Purpose:     implements wxTopLevelWindow for Mac
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     24.09.01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2001-2004 Stefan Csomor
   9 // License:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 // For compilers that support precompilation, includes "wx.h".
  21 #include "wx/wxprec.h"
  22
  23 #ifdef __BORLANDC__
  24     #pragma hdrstop
  25 #endif
  26
  27 #include "wx/toplevel.h"
  28
  29 #ifndef WX_PRECOMP
  30     #include "wx/app.h"
  31     #include "wx/frame.h"
  32     #include "wx/string.h"
  33     #include "wx/log.h"
  34     #include "wx/intl.h"
  35 #endif //WX_PRECOMP
  36
  37 #include "wx/mac/uma.h"
  38 #include "wx/mac/aga.h"
  39 #include "wx/tooltip.h"
  40 #include "wx/dnd.h"
  41 #if wxUSE_SYSTEM_OPTIONS
  42     #include "wx/sysopt.h"
  43 #endif
  44
  45 #include <ToolUtils.h>
  46
  47
  48 #define wxMAC_DEBUG_REDRAW 0
  49 #ifndef wxMAC_DEBUG_REDRAW
  50 #define wxMAC_DEBUG_REDRAW 0
  51 #endif
  52
  53 // ----------------------------------------------------------------------------
  54 // globals
  55 // ----------------------------------------------------------------------------
  56
  57 // list of all frames and modeless dialogs
  58 wxWindowList       wxModelessWindows;
  59
  60 // double click testing
  61 static   Point     gs_lastWhere;
  62 static   long      gs_lastWhen = 0;
  63
  64
  65 #if TARGET_CARBON
  66 static pascal long wxShapedMacWindowDef(short varCode, WindowRef window, SInt16 message, SInt32 param);
  67 #endif
  68
  69 // ============================================================================
  70 // wxTopLevelWindowMac implementation
  71 // ============================================================================
  72
  73 // ---------------------------------------------------------------------------
  74 // Carbon Events
  75 // ---------------------------------------------------------------------------
  76
  77 #if TARGET_CARBON
  78
  79 extern long wxMacTranslateKey(unsigned char key, unsigned char code) ;
  80
  81 static const EventTypeSpec eventList[] =
  82 {
  83     { kEventClassTextInput, kEventTextInputUnicodeForKeyEvent } ,
  84
  85     { kEventClassKeyboard, kEventRawKeyDown } ,
  86     { kEventClassKeyboard, kEventRawKeyRepeat } ,
  87     { kEventClassKeyboard, kEventRawKeyUp } ,
  88     { kEventClassKeyboard, kEventRawKeyModifiersChanged } ,
  89
  90     { kEventClassWindow , kEventWindowShown } ,
  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 , kEventMouseWheelMoved } ,
 101     { kEventClassMouse , kEventMouseMoved } ,
 102     { kEventClassMouse , kEventMouseDragged } ,
 103
 104 } ;
 105
 106 static pascal OSStatus TextInputEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
 107 {
 108     OSStatus result = eventNotHandledErr ;
 109
 110     wxWindow* focus = wxWindow::FindFocus() ;
 111     char charCode ;
 112     UInt32 keyCode ;
 113     UInt32 modifiers ;
 114     Point point ;
 115
 116     EventRef rawEvent ;
 117
 118     GetEventParameter( event , kEventParamTextInputSendKeyboardEvent ,typeEventRef,NULL,sizeof(rawEvent),NULL,&rawEvent ) ;
 119
 120     GetEventParameter( rawEvent, kEventParamKeyMacCharCodes, typeChar, NULL,sizeof(char), NULL,&charCode );
 121     GetEventParameter( rawEvent, kEventParamKeyCode, typeUInt32, NULL,  sizeof(UInt32), NULL, &keyCode );
 122        GetEventParameter( rawEvent, kEventParamKeyModifiers, typeUInt32, NULL, sizeof(UInt32), NULL, &modifiers);
 123     GetEventParameter( rawEvent, kEventParamMouseLocation, typeQDPoint, NULL,
 124         sizeof( Point ), NULL, &point );
 125
 126     switch ( GetEventKind( event ) )
 127     {
 128         case kEventTextInputUnicodeForKeyEvent :
 129             // this is only called when no default handler has jumped in, eg a wxControl on a floater window does not
 130             // get its own kEventTextInputUnicodeForKeyEvent, so we route back the
 131             wxControl* control = wxDynamicCast( focus , wxControl ) ;
 132             if ( control )
 133             {
 134                 ControlHandle macControl = (ControlHandle) control->GetMacControl() ;
 135                 if ( macControl )
 136                 {
 137                     ::HandleControlKey( macControl , keyCode , charCode , modifiers ) ;
 138                     result = noErr ;
 139                 }
 140             }
 141             /*
 142             // this may lead to double events sent to a window in case all handlers have skipped the key down event
 143             UInt32 when = EventTimeToTicks( GetEventTime( event ) ) ;
 144             UInt32 message = (keyCode << 8) + charCode;
 145
 146             if ( (focus != NULL) && wxTheApp->MacSendKeyDownEvent(
 147                 focus , message , modifiers , when , point.h , point.v ) )
 148             {
 149                 result = noErr ;
 150             }
 151             */
 152             break ;
 153     }
 154
 155     return result ;
 156 }
 157
 158 static pascal OSStatus KeyboardEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
 159 {
 160     OSStatus result = eventNotHandledErr ;
 161
 162     wxWindow* focus = wxWindow::FindFocus() ;
 163     char charCode ;
 164     UInt32 keyCode ;
 165     UInt32 modifiers ;
 166     Point point ;
 167     UInt32 when = EventTimeToTicks( GetEventTime( event ) ) ;
 168
 169     GetEventParameter( event, kEventParamKeyMacCharCodes, typeChar, NULL,sizeof(char), NULL,&charCode );
 170     GetEventParameter( event, kEventParamKeyCode, typeUInt32, NULL,  sizeof(UInt32), NULL, &keyCode );
 171        GetEventParameter(event, kEventParamKeyModifiers, typeUInt32, NULL, sizeof(UInt32), NULL, &modifiers);
 172     GetEventParameter( event, kEventParamMouseLocation, typeQDPoint, NULL,
 173         sizeof( Point ), NULL, &point );
 174
 175     UInt32 message = (keyCode << 8) + charCode;
 176     switch( GetEventKind( event ) )
 177     {
 178         case kEventRawKeyRepeat :
 179         case kEventRawKeyDown :
 180             {
 181                 WXEVENTREF formerEvent = wxTheApp->MacGetCurrentEvent() ;
 182                 WXEVENTHANDLERCALLREF formerHandler = wxTheApp->MacGetCurrentEventHandlerCallRef() ;
 183                 wxTheApp->MacSetCurrentEvent( event , handler ) ;
 184                 if ( (focus != NULL) && wxTheApp->MacSendKeyDownEvent(
 185                     focus , message , modifiers , when , point.h , point.v ) )
 186                 {
 187                     result = noErr ;
 188                 }
 189                 wxTheApp->MacSetCurrentEvent( formerEvent , formerHandler ) ;
 190             }
 191             break ;
 192         case kEventRawKeyUp :
 193             if ( (focus != NULL) && wxTheApp->MacSendKeyUpEvent(
 194                 focus , message , modifiers , when , point.h , point.v ) )
 195             {
 196                 result = noErr ;
 197             }
 198             break ;
 199         case kEventRawKeyModifiersChanged :
 200             {
 201                 wxKeyEvent event(wxEVT_KEY_DOWN);
 202
 203                 event.m_shiftDown = modifiers & shiftKey;
 204                 event.m_controlDown = modifiers & controlKey;
 205                 event.m_altDown = modifiers & optionKey;
 206                 event.m_metaDown = modifiers & cmdKey;
 207
 208                 event.m_x = point.h;
 209                 event.m_y = point.v;
 210                 event.SetTimestamp(when);
 211                 wxWindow* focus = wxWindow::FindFocus() ;
 212                 event.SetEventObject(focus);
 213
 214                 if ( focus && (modifiers ^ wxTheApp->s_lastModifiers ) & controlKey )
 215                 {
 216                     event.m_keyCode = WXK_CONTROL ;
 217                     event.SetEventType( ( modifiers & controlKey ) ? wxEVT_KEY_DOWN : wxEVT_KEY_UP ) ;
 218                     focus->GetEventHandler()->ProcessEvent( event ) ;
 219                 }
 220                 if ( focus && (modifiers ^ wxTheApp->s_lastModifiers ) & shiftKey )
 221                 {
 222                     event.m_keyCode = WXK_SHIFT ;
 223                     event.SetEventType( ( modifiers & shiftKey ) ? wxEVT_KEY_DOWN : wxEVT_KEY_UP ) ;
 224                     focus->GetEventHandler()->ProcessEvent( event ) ;
 225                 }
 226                 if ( focus && (modifiers ^ wxTheApp->s_lastModifiers ) & optionKey )
 227                 {
 228                     event.m_keyCode = WXK_ALT ;
 229                     event.SetEventType( ( modifiers & optionKey ) ? wxEVT_KEY_DOWN : wxEVT_KEY_UP ) ;
 230                     focus->GetEventHandler()->ProcessEvent( event ) ;
 231                 }
 232                 if ( focus && (modifiers ^ wxTheApp->s_lastModifiers ) & cmdKey )
 233                 {
 234                     event.m_keyCode = WXK_COMMAND ;
 235                     event.SetEventType( ( modifiers & cmdKey ) ? wxEVT_KEY_DOWN : wxEVT_KEY_UP ) ;
 236                     focus->GetEventHandler()->ProcessEvent( event ) ;
 237                 }
 238                 wxTheApp->s_lastModifiers = modifiers ;
 239             }
 240              break ;
 241     }
 242
 243     return result ;
 244 }
 245
 246 pascal OSStatus MouseEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
 247 {
 248     OSStatus result = eventNotHandledErr ;
 249
 250     wxTopLevelWindowMac* toplevelWindow = (wxTopLevelWindowMac*) data ;
 251     Point point ;
 252     UInt32 modifiers = 0;
 253     EventMouseButton button = 0 ;
 254     UInt32 click = 0 ;
 255
 256     GetEventParameter( event, kEventParamMouseLocation, typeQDPoint, NULL,
 257         sizeof( Point ), NULL, &point );
 258     GetEventParameter( event, kEventParamKeyModifiers, typeUInt32, NULL,
 259         sizeof( UInt32 ), NULL, &modifiers );
 260     GetEventParameter( event, kEventParamMouseButton, typeMouseButton, NULL,
 261         sizeof( EventMouseButton ), NULL, &button );
 262     GetEventParameter( event, kEventParamClickCount, typeUInt32, NULL,
 263         sizeof( UInt32 ), NULL, &click );
 264
 265     if ( button == 0 || GetEventKind( event ) == kEventMouseUp )
 266         modifiers += btnState ;
 267
 268     // temporary hack to support true two button mouse
 269     if ( button == kEventMouseButtonSecondary )
 270     {
 271         modifiers |= controlKey ;
 272     }
 273     WindowRef window ;
 274     short windowPart = ::FindWindow(point, &window);
 275
 276     // either we really are active or we are capturing mouse events
 277
 278     if ( (IsWindowActive(window) && windowPart == inContent) ||
 279         (wxTheApp->s_captureWindow && wxTheApp->s_captureWindow->MacGetTopLevelWindow() == toplevelWindow) )
 280     {
 281         switch ( GetEventKind( event ) )
 282         {
 283             case kEventMouseDown :
 284                 toplevelWindow->MacFireMouseEvent( mouseDown , point.h , point.v , modifiers , EventTimeToTicks( GetEventTime( event ) ) ) ;
 285                 result = noErr ;
 286                 break ;
 287             case kEventMouseUp :
 288                 toplevelWindow->MacFireMouseEvent( mouseUp , point.h , point.v , modifiers , EventTimeToTicks( GetEventTime( event ) ) ) ;
 289                 result = noErr ;
 290                 break ;
 291             case kEventMouseMoved :
 292                 wxTheApp->MacHandleMouseMovedEvent( point.h , point.v , modifiers , EventTimeToTicks( GetEventTime( event ) ) ) ;
 293                 result = noErr ;
 294                 break ;
 295             case kEventMouseDragged :
 296                 toplevelWindow->MacFireMouseEvent( nullEvent , point.h , point.v , modifiers , EventTimeToTicks( GetEventTime( event ) ) ) ;
 297                 result = noErr ;
 298                 break ;
 299             case kEventMouseWheelMoved :
 300                 {
 301                     //bClearTooltip = false;
 302                     EventMouseWheelAxis axis = kEventMouseWheelAxisY;
 303                     SInt32 delta = 0;
 304                     Point mouseLoc = {0, 0};
 305                     if (::GetEventParameter(event, kEventParamMouseWheelAxis, typeMouseWheelAxis,
 306                                         NULL, sizeof(EventMouseWheelAxis), NULL, &axis) == noErr &&
 307                         ::GetEventParameter(event, kEventParamMouseWheelDelta, typeLongInteger,
 308                                         NULL, sizeof(SInt32), NULL, &delta) == noErr &&
 309                         ::GetEventParameter(event, kEventParamMouseLocation, typeQDPoint,
 310                                         NULL, sizeof(Point), NULL, &mouseLoc) == noErr)
 311                     {
 312                         wxMouseEvent wheelEvent(wxEVT_MOUSEWHEEL);
 313
 314                         wheelEvent.m_x = mouseLoc.h;
 315                         wheelEvent.m_y = mouseLoc.v;
 316
 317                         wheelEvent.m_wheelRotation = delta;
 318                         wheelEvent.m_wheelDelta = 1;
 319                         wheelEvent.m_linesPerAction = 1;
 320
 321                         wxWindow* currentMouseWindow = NULL;
 322                         wxWindow::MacGetWindowFromPoint(wxPoint(mouseLoc.h, mouseLoc.v), &currentMouseWindow);
 323
 324                         if (currentMouseWindow)
 325                         {
 326                             currentMouseWindow->GetEventHandler()->ProcessEvent(wheelEvent);
 327                             result = noErr;
 328                         }
 329                     }
 330                 }
 331                 break ;
 332             default :
 333                 break ;
 334         }
 335     }
 336
 337     return result ;
 338
 339
 340 }
 341 static pascal OSStatus WindowEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
 342 {
 343     OSStatus result = eventNotHandledErr ;
 344     OSStatus err = noErr ;
 345
 346     UInt32        attributes;
 347     WindowRef windowRef ;
 348     wxTopLevelWindowMac* toplevelWindow = (wxTopLevelWindowMac*) data ;
 349
 350     GetEventParameter( event, kEventParamDirectObject, typeWindowRef, NULL,
 351         sizeof( WindowRef ), NULL, &windowRef );
 352
 353     switch( GetEventKind( event ) )
 354     {
 355         case kEventWindowUpdate :
 356             if ( !wxPendingDelete.Member(toplevelWindow) )
 357                 toplevelWindow->MacUpdate( EventTimeToTicks( GetEventTime( event ) ) ) ;
 358             result = noErr ;
 359             break ;
 360         case kEventWindowActivated :
 361                 toplevelWindow->MacActivate( EventTimeToTicks( GetEventTime( event ) ) , true) ;
 362             result = noErr ;
 363             break ;
 364         case kEventWindowDeactivated :
 365                 toplevelWindow->MacActivate( EventTimeToTicks( GetEventTime( event ) ) , false) ;
 366             result = noErr ;
 367             break ;
 368         case kEventWindowShown :
 369             toplevelWindow->Refresh() ;
 370             result = noErr ;
 371             break ;
 372         case kEventWindowClose :
 373                 toplevelWindow->Close() ;
 374             result = noErr ;
 375             break ;
 376         case kEventWindowBoundsChanged :
 377             err = GetEventParameter( event, kEventParamAttributes, typeUInt32,
 378                         NULL, sizeof( UInt32 ), NULL, &attributes );
 379             if ( err == noErr )
 380             {
 381                 Rect newContentRect ;
 382
 383                 GetEventParameter( event, kEventParamCurrentBounds, typeQDRectangle, NULL,
 384                     sizeof( newContentRect ), NULL, &newContentRect );
 385
 386                 toplevelWindow->SetSize( newContentRect.left , newContentRect.top ,
 387                     newContentRect.right - newContentRect.left ,
 388                     newContentRect.bottom - newContentRect.top, wxSIZE_USE_EXISTING);
 389
 390                 result = noErr;
 391             }
 392             break ;
 393         case kEventWindowBoundsChanging :
 394             err = GetEventParameter( event, kEventParamAttributes, typeUInt32,
 395                         NULL, sizeof( UInt32 ), NULL, &attributes );
 396             if ( err == noErr )
 397             {
 398                 Rect newContentRect ;
 399
 400                 GetEventParameter( event, kEventParamCurrentBounds, typeQDRectangle, NULL,
 401                     sizeof( newContentRect ), NULL, &newContentRect );
 402
 403                 wxSize formerSize = toplevelWindow->GetSize() ;
 404
 405                 if ( (attributes & kWindowBoundsChangeSizeChanged ) ||
 406                     ( attributes & kWindowBoundsChangeOriginChanged ) )
 407                     toplevelWindow->SetSize( newContentRect.left , newContentRect.top ,
 408                         newContentRect.right - newContentRect.left ,
 409                         newContentRect.bottom - newContentRect.top, wxSIZE_USE_EXISTING);
 410
 411                 int x , y , w , h ;
 412                 toplevelWindow->GetPosition( &x , &y ) ;
 413                 toplevelWindow->GetSize( &w , &h ) ;
 414                 Rect adjustedRect  = { y , x , y + h , x + w } ;
 415
 416                 if ( !EqualRect( &newContentRect , &adjustedRect ) )
 417                 {
 418                     SetEventParameter( event , kEventParamCurrentBounds , typeQDRectangle, sizeof( adjustedRect ) , &adjustedRect ) ;
 419                 }
 420
 421                 if ( toplevelWindow->GetSize() != formerSize )
 422                     toplevelWindow->Update() ;
 423
 424                 result = noErr ;
 425             }
 426             break ;
 427         default :
 428             break ;
 429     }
 430     return result ;
 431 }
 432
 433 pascal OSStatus wxMacWindowEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
 434 {
 435     OSStatus result = eventNotHandledErr ;
 436
 437     switch ( GetEventClass( event ) )
 438     {
 439         case kEventClassKeyboard :
 440             result = KeyboardEventHandler( handler, event , data ) ;
 441             break ;
 442         case kEventClassTextInput :
 443             result = TextInputEventHandler( handler, event , data ) ;
 444             break ;
 445         case kEventClassWindow :
 446             result = WindowEventHandler( handler, event , data ) ;
 447             break ;
 448         case kEventClassMouse :
 449             result = MouseEventHandler( handler, event , data ) ;
 450             break ;
 451         default :
 452             break ;
 453     }
 454     return result ;
 455 }
 456
 457 DEFINE_ONE_SHOT_HANDLER_GETTER( wxMacWindowEventHandler )
 458
 459 #endif
 460
 461 // ---------------------------------------------------------------------------
 462 // wxWindowMac utility functions
 463 // ---------------------------------------------------------------------------
 464
 465 // Find an item given the Macintosh Window Reference
 466
 467 wxList *wxWinMacWindowList = NULL;
 468 wxTopLevelWindowMac *wxFindWinFromMacWindow(WXWindow inWindowRef)
 469 {
 470     if ( wxWinMacWindowList == NULL )
 471         return NULL ;
 472     wxNode *node = wxWinMacWindowList->Find((long)inWindowRef);
 473     if (!node)
 474         return NULL;
 475     return (wxTopLevelWindowMac *)node->GetData();
 476 }
 477
 478 void wxAssociateWinWithMacWindow(WindowRef inWindowRef, wxTopLevelWindowMac *win);
 479 void wxAssociateWinWithMacWindow(WindowRef inWindowRef, wxTopLevelWindowMac *win)
 480 {
 481     // adding NULL WindowRef is (first) surely a result of an error and
 482     // (secondly) breaks menu command processing
 483     wxCHECK_RET( inWindowRef != (WindowRef) NULL, wxT("attempt to add a NULL WindowRef to window list") );
 484
 485     if ( !wxWinMacWindowList->Find((long)inWindowRef) )
 486         wxWinMacWindowList->Append((long)inWindowRef, win);
 487 }
 488
 489 void wxRemoveMacWindowAssociation(wxTopLevelWindowMac *win)
 490 {
 491     wxWinMacWindowList->DeleteObject(win);
 492 }
 493
 494
 495 // ----------------------------------------------------------------------------
 496 // wxTopLevelWindowMac creation
 497 // ----------------------------------------------------------------------------
 498
 499 WXWindow wxTopLevelWindowMac::s_macWindowInUpdate = NULL;
 500 wxTopLevelWindowMac *wxTopLevelWindowMac::s_macDeactivateWindow = NULL;
 501 bool wxTopLevelWindowMac::s_macWindowCompositing = false;
 502
 503 void wxTopLevelWindowMac::Init()
 504 {
 505     m_iconized =
 506     m_maximizeOnShow = false;
 507     m_macNoEraseUpdateRgn = NewRgn() ;
 508     m_macNeedsErasing = false ;
 509     m_macWindow = NULL ;
 510     m_macUsesCompositing = false ;
 511 #if TARGET_CARBON
 512     m_macEventHandler = NULL ;
 513 #endif
 514 }
 515
 516 class wxMacDeferredWindowDeleter : public wxObject
 517 {
 518 public :
 519     wxMacDeferredWindowDeleter( WindowRef windowRef )
 520     {
 521         m_macWindow = windowRef ;
 522     }
 523     virtual ~wxMacDeferredWindowDeleter()
 524     {
 525         UMADisposeWindow( (WindowRef) m_macWindow ) ;
 526     }
 527  protected :
 528     WindowRef m_macWindow ;
 529 } ;
 530
 531 bool wxTopLevelWindowMac::Create(wxWindow *parent,
 532                                  wxWindowID id,
 533                                  const wxString& title,
 534                                  const wxPoint& pos,
 535                                  const wxSize& size,
 536                                  long style,
 537                                  const wxString& name)
 538 {
 539     // init our fields
 540     Init();
 541
 542     m_windowStyle = style;
 543
 544     SetName(name);
 545
 546     m_windowId = id == -1 ? NewControlId() : id;
 547
 548     wxTopLevelWindows.Append(this);
 549
 550     if ( parent )
 551         parent->AddChild(this);
 552
 553     return true;
 554 }
 555
 556 wxTopLevelWindowMac::~wxTopLevelWindowMac()
 557 {
 558     if ( m_macWindow )
 559     {
 560         wxToolTip::NotifyWindowDelete(m_macWindow) ;
 561         wxPendingDelete.Append( new wxMacDeferredWindowDeleter( (WindowRef) m_macWindow ) ) ;
 562     }
 563
 564 #if TARGET_CARBON
 565     if ( m_macEventHandler )
 566     {
 567         ::RemoveEventHandler((EventHandlerRef) m_macEventHandler);
 568         m_macEventHandler = NULL ;
 569     }
 570 #endif
 571
 572     wxRemoveMacWindowAssociation( this ) ;
 573
 574     if ( wxModelessWindows.Find(this) )
 575         wxModelessWindows.DeleteObject(this);
 576
 577     DisposeRgn( (RgnHandle) m_macNoEraseUpdateRgn ) ;
 578 }
 579
 580
 581 // ----------------------------------------------------------------------------
 582 // wxTopLevelWindowMac maximize/minimize
 583 // ----------------------------------------------------------------------------
 584
 585 void wxTopLevelWindowMac::Maximize(bool maximize)
 586 {
 587     wxMacPortStateHelper help( (GrafPtr) GetWindowPort( (WindowRef) m_macWindow) ) ;
 588     wxMacWindowClipper clip (this);
 589     ZoomWindow( (WindowRef)m_macWindow , maximize ? inZoomOut : inZoomIn , false ) ;
 590
 591     Rect tempRect ;
 592     GrafPtr port ;
 593     GetPort( &port ) ;
 594     Point pt = { 0, 0 } ;
 595     SetPortWindowPort((WindowRef)m_macWindow) ;
 596     LocalToGlobal( &pt ) ;
 597     SetPort( port ) ;
 598
 599     GetWindowPortBounds((WindowRef)m_macWindow, &tempRect ) ;
 600     SetSize( pt.h , pt.v , tempRect.right-tempRect.left ,
 601         tempRect.bottom-tempRect.top, wxSIZE_USE_EXISTING);
 602 }
 603
 604 bool wxTopLevelWindowMac::IsMaximized() const
 605 {
 606     return IsWindowInStandardState(  (WindowRef)m_macWindow , NULL , NULL ) ;
 607 }
 608
 609 void wxTopLevelWindowMac::Iconize(bool iconize)
 610 {
 611     if ( IsWindowCollapsable((WindowRef)m_macWindow) )
 612         CollapseWindow((WindowRef)m_macWindow , iconize ) ;
 613 }
 614
 615 bool wxTopLevelWindowMac::IsIconized() const
 616 {
 617     return IsWindowCollapsed((WindowRef)m_macWindow ) ;
 618 }
 619
 620 void wxTopLevelWindowMac::Restore()
 621 {
 622     // not available on mac
 623 }
 624
 625 // ----------------------------------------------------------------------------
 626 // wxTopLevelWindowMac misc
 627 // ----------------------------------------------------------------------------
 628
 629 void wxTopLevelWindowMac::SetIcon(const wxIcon& icon)
 630 {
 631     // this sets m_icon
 632     wxTopLevelWindowBase::SetIcon(icon);
 633 }
 634
 635 void  wxTopLevelWindowMac::MacCreateRealWindow( const wxString& title,
 636            const wxPoint& pos,
 637            const wxSize& size,
 638            long style,
 639            const wxString& name )
 640 {
 641     OSStatus err = noErr ;
 642     SetName(name);
 643     m_windowStyle = style;
 644     m_isShown = false;
 645
 646     // create frame.
 647
 648     Rect theBoundsRect;
 649
 650     m_x = (int)pos.x;
 651     m_y = (int)pos.y;
 652     if ( m_y < 50 )
 653         m_y = 50 ;
 654     if ( m_x < 20 )
 655         m_x = 20 ;
 656
 657     m_width = WidthDefault(size.x);
 658     m_height = HeightDefault(size.y);
 659
 660     ::SetRect(&theBoundsRect, m_x, m_y , m_x + m_width, m_y + m_height);
 661
 662     // translate the window attributes in the appropriate window class and attributes
 663
 664     WindowClass wclass = 0;
 665     WindowAttributes attr = kWindowNoAttributes ;
 666
 667     if ( HasFlag( wxFRAME_TOOL_WINDOW) )
 668     {
 669         if (
 670             HasFlag( wxMINIMIZE_BOX ) || HasFlag( wxMAXIMIZE_BOX ) ||
 671             HasFlag( wxSYSTEM_MENU ) || HasFlag( wxCAPTION ) ||
 672             HasFlag(wxTINY_CAPTION_HORIZ) ||  HasFlag(wxTINY_CAPTION_VERT)
 673             )
 674         {
 675             wclass = kFloatingWindowClass ;
 676             if ( HasFlag(wxTINY_CAPTION_VERT) )
 677             {
 678                 attr |= kWindowSideTitlebarAttribute ;
 679             }
 680         }
 681         else
 682         {
 683 #if TARGET_CARBON
 684             wclass = kPlainWindowClass ;
 685 #else
 686             wclass = kFloatingWindowClass ;
 687 #endif
 688         }
 689     }
 690     else if ( HasFlag( wxCAPTION ) )
 691     {
 692         wclass = kDocumentWindowClass ;
 693     }
 694     else
 695     {
 696         if ( HasFlag( wxMINIMIZE_BOX ) || HasFlag( wxMAXIMIZE_BOX ) ||
 697             HasFlag( wxCLOSE_BOX ) || HasFlag( wxSYSTEM_MENU ) )
 698         {
 699             wclass = kDocumentWindowClass ;
 700         }
 701         else
 702         {
 703 #if TARGET_CARBON
 704             wclass = kPlainWindowClass ;
 705 #else
 706             wclass = kModalWindowClass ;
 707 #endif
 708         }
 709     }
 710
 711     if ( HasFlag( wxMINIMIZE_BOX ) )
 712     {
 713         attr |= kWindowCollapseBoxAttribute ;
 714     }
 715     if ( HasFlag( wxMAXIMIZE_BOX ) )
 716     {
 717         attr |= kWindowFullZoomAttribute ;
 718     }
 719     if ( HasFlag( wxRESIZE_BORDER ) )
 720     {
 721         attr |= kWindowResizableAttribute ;
 722     }
 723     if ( HasFlag( wxCLOSE_BOX) )
 724     {
 725         attr |= kWindowCloseBoxAttribute ;
 726     }
 727
 728     if (UMAGetSystemVersion() >= 0x1000)
 729     {
 730         //turn on live resizing (OS X only)
 731         attr |= kWindowLiveResizeAttribute;
 732     }
 733
 734 #if TARGET_CARBON
 735 #if 0 //  having problems right now with that
 736     if (HasFlag(wxSTAY_ON_TOP))
 737         wclass = kUtilityWindowClass;
 738 #endif
 739 #endif
 740
 741     //this setup lets us have compositing and non-compositing
 742     //windows in the same application.
 743
 744 #if UNIVERSAL_INTERFACES_VERSION >= 0x0400
 745     if ( wxTopLevelWindowMac::s_macWindowCompositing )
 746     {
 747         attr |= kWindowCompositingAttribute;
 748         m_macUsesCompositing = true;
 749     }
 750     else
 751 #endif
 752     {
 753         m_macUsesCompositing = false;
 754     }
 755
 756 #if TARGET_CARBON
 757     if ( HasFlag(wxFRAME_SHAPED) )
 758     {
 759         WindowDefSpec customWindowDefSpec;
 760         customWindowDefSpec.defType = kWindowDefProcPtr;
 761         customWindowDefSpec.u.defProc = NewWindowDefUPP(wxShapedMacWindowDef);
 762
 763         err = ::CreateCustomWindow( &customWindowDefSpec, wclass,
 764                               attr, &theBoundsRect,
 765                               (WindowRef*) &m_macWindow);
 766     }
 767     else
 768 #endif
 769     {
 770         err = ::CreateNewWindow( wclass , attr , &theBoundsRect , (WindowRef*)&m_macWindow ) ;
 771     }
 772
 773     wxCHECK_RET( err == noErr, wxT("Mac OS error when trying to create new window") );
 774     wxAssociateWinWithMacWindow( (WindowRef) m_macWindow , this ) ;
 775     UMASetWTitle( (WindowRef)m_macWindow , title , m_font.GetEncoding() ) ;
 776     if ( wxTopLevelWindowMac::s_macWindowCompositing )
 777     {
 778         ::GetRootControl( (WindowRef)m_macWindow, (ControlHandle*)&m_macRootControl ) ;
 779     }
 780     else
 781     {
 782         ::CreateRootControl( (WindowRef)m_macWindow , (ControlHandle*)&m_macRootControl ) ;
 783     }
 784 #if TARGET_CARBON
 785     InstallStandardEventHandler( GetWindowEventTarget(MAC_WXHWND(m_macWindow)) ) ;
 786     InstallWindowEventHandler(MAC_WXHWND(m_macWindow), GetwxMacWindowEventHandlerUPP(),
 787         GetEventTypeCount(eventList), eventList, this, (EventHandlerRef *)&m_macEventHandler);
 788 #endif
 789     m_macFocus = NULL ;
 790
 791
 792 #if TARGET_CARBON
 793     if ( HasFlag(wxFRAME_SHAPED) )
 794     {
 795         // default shape matches the window size
 796         wxRegion rgn(0, 0, m_width, m_height);
 797         SetShape(rgn);
 798     }
 799 #endif
 800
 801     wxWindowCreateEvent event(this);
 802     GetEventHandler()->ProcessEvent(event);
 803 }
 804
 805 bool wxTopLevelWindowMac::MacEnableCompositing( bool useCompositing )
 806 {
 807     bool oldval = s_macWindowCompositing;
 808     s_macWindowCompositing = useCompositing;
 809     return oldval;
 810 }
 811
 812 void wxTopLevelWindowMac::MacGetPortParams(WXPOINTPTR localOrigin, WXRECTPTR clipRect, WXWindow *window  , wxWindowMac** rootwin)
 813 {
 814     ((Point*)localOrigin)->h = 0;
 815     ((Point*)localOrigin)->v = 0;
 816     ((Rect*)clipRect)->left = 0;
 817     ((Rect*)clipRect)->top = 0;
 818     ((Rect*)clipRect)->right = m_width;
 819     ((Rect*)clipRect)->bottom = m_height;
 820     *window = m_macWindow ;
 821     *rootwin = this ;
 822 }
 823
 824 void wxTopLevelWindowMac::ClearBackground()
 825 {
 826     wxWindow::ClearBackground() ;
 827 }
 828
 829 WXWidget wxTopLevelWindowMac::MacGetContainerForEmbedding()
 830 {
 831     return m_macRootControl ;
 832 }
 833
 834
 835 void wxTopLevelWindowMac::MacUpdate( long timestamp)
 836 {
 837     wxMacPortStateHelper help( (GrafPtr) GetWindowPort( (WindowRef) m_macWindow) ) ;
 838
 839     RgnHandle       visRgn = NewRgn() ;
 840     GetPortVisibleRegion( GetWindowPort( (WindowRef)m_macWindow ), visRgn );
 841     BeginUpdate( (WindowRef)m_macWindow ) ;
 842
 843     RgnHandle       updateRgn = NewRgn();
 844     RgnHandle       diffRgn = NewRgn() ;
 845
 846     if ( updateRgn && diffRgn )
 847     {
 848 #if 1
 849         // macos internal control redraws clean up areas we'd like to redraw ourselves
 850         // therefore we pick the boundary rect and make sure we can redraw it
 851         // this has to be intersected by the visRgn in order to avoid drawing over its own
 852         // boundaries
 853         RgnHandle trueUpdateRgn = NewRgn() ;
 854         Rect trueUpdateRgnBoundary ;
 855         GetPortVisibleRegion( GetWindowPort( (WindowRef)m_macWindow ), trueUpdateRgn );
 856         GetRegionBounds( trueUpdateRgn , &trueUpdateRgnBoundary ) ;
 857         RectRgn( updateRgn , &trueUpdateRgnBoundary ) ;
 858         SectRgn( updateRgn , visRgn , updateRgn ) ;
 859         if ( trueUpdateRgn )
 860             DisposeRgn( trueUpdateRgn ) ;
 861         SetPortVisibleRegion(  GetWindowPort( (WindowRef)m_macWindow ), updateRgn ) ;
 862 #else
 863         GetPortVisibleRegion( GetWindowPort( (WindowRef)m_macWindow ), updateRgn );
 864 #endif
 865         DiffRgn( updateRgn , (RgnHandle) m_macNoEraseUpdateRgn , diffRgn ) ;
 866         if ( !EmptyRgn( updateRgn ) )
 867         {
 868             MacRedraw( updateRgn , timestamp , m_macNeedsErasing || !EmptyRgn( diffRgn )  ) ;
 869         }
 870     }
 871     if ( updateRgn )
 872         DisposeRgn( updateRgn );
 873     if ( diffRgn )
 874         DisposeRgn( diffRgn );
 875     if ( visRgn )
 876         DisposeRgn( visRgn ) ;
 877
 878     EndUpdate( (WindowRef)m_macWindow ) ;
 879     SetEmptyRgn( (RgnHandle) m_macNoEraseUpdateRgn ) ;
 880     m_macNeedsErasing = false ;
 881 }
 882
 883
 884 // Raise the window to the top of the Z order
 885 void wxTopLevelWindowMac::Raise()
 886 {
 887     ::SelectWindow( (WindowRef)m_macWindow ) ;
 888 }
 889
 890 // Lower the window to the bottom of the Z order
 891 void wxTopLevelWindowMac::Lower()
 892 {
 893     ::SendBehind( (WindowRef)m_macWindow , NULL ) ;
 894 }
 895
 896 void wxTopLevelWindowMac::MacFireMouseEvent(
 897     wxUint16 kind , wxInt32 x , wxInt32 y ,wxUint32 modifiers , long timestamp )
 898 {
 899     wxMouseEvent event(wxEVT_LEFT_DOWN);
 900     bool isDown = !(modifiers & btnState) ; // 1 is for up
 901     bool controlDown = modifiers & controlKey ; // for simulating right mouse
 902
 903     event.m_leftDown = isDown && !controlDown;
 904
 905     event.m_middleDown = false;
 906     event.m_rightDown = isDown && controlDown;
 907
 908     if ( kind == mouseDown )
 909     {
 910         if ( controlDown )
 911             event.SetEventType(wxEVT_RIGHT_DOWN ) ;
 912         else
 913             event.SetEventType(wxEVT_LEFT_DOWN ) ;
 914     }
 915     else if ( kind == mouseUp )
 916     {
 917         if ( controlDown )
 918             event.SetEventType(wxEVT_RIGHT_UP ) ;
 919         else
 920             event.SetEventType(wxEVT_LEFT_UP ) ;
 921     }
 922     else
 923     {
 924         event.SetEventType(wxEVT_MOTION ) ;
 925     }
 926
 927     event.m_shiftDown = modifiers & shiftKey;
 928     event.m_controlDown = modifiers & controlKey;
 929     event.m_altDown = modifiers & optionKey;
 930     event.m_metaDown = modifiers & cmdKey;
 931
 932     Point       localwhere ;
 933     localwhere.h = x ;
 934     localwhere.v = y ;
 935
 936     GrafPtr     port ;
 937     ::GetPort( &port ) ;
 938     ::SetPort( UMAGetWindowPort( (WindowRef)m_macWindow ) ) ;
 939     ::GlobalToLocal( &localwhere ) ;
 940     ::SetPort( port ) ;
 941
 942     if ( kind == mouseDown )
 943     {
 944         if ( timestamp - gs_lastWhen <= (long) GetDblTime() )
 945         {
 946             if ( abs( localwhere.h - gs_lastWhere.h ) < 3 && abs( localwhere.v - gs_lastWhere.v ) < 3 )
 947             {
 948                 // This is not right if the second mouse down
 949                 // event occurred in a different window. We
 950                 // correct this in MacDispatchMouseEvent.
 951                 if ( controlDown )
 952                     event.SetEventType(wxEVT_RIGHT_DCLICK ) ;
 953                 else
 954                     event.SetEventType(wxEVT_LEFT_DCLICK ) ;
 955             }
 956             gs_lastWhen = 0 ;
 957         }
 958         else
 959         {
 960             gs_lastWhen = timestamp ;
 961         }
 962         gs_lastWhere = localwhere ;
 963     }
 964
 965     event.m_x = localwhere.h;
 966     event.m_y = localwhere.v;
 967     event.m_x += m_x;
 968     event.m_y += m_y;
 969
 970     event.SetTimestamp(timestamp);
 971     event.SetEventObject(this);
 972     if ( wxTheApp->s_captureWindow )
 973     {
 974         int x = event.m_x ;
 975         int y = event.m_y ;
 976         wxTheApp->s_captureWindow->ScreenToClient( &x , &y ) ;
 977         event.m_x = x ;
 978         event.m_y = y ;
 979         event.SetEventObject( wxTheApp->s_captureWindow ) ;
 980         wxTheApp->s_captureWindow->GetEventHandler()->ProcessEvent( event ) ;
 981
 982         if ( kind == mouseUp )
 983         {
 984             wxTheApp->s_captureWindow = NULL ;
 985             if ( !wxIsBusy() )
 986             {
 987                 m_cursor.MacInstall() ;
 988             }
 989         }
 990     }
 991     else
 992     {
 993         MacDispatchMouseEvent( event ) ;
 994     }
 995 }
 996
 997 #if !TARGET_CARBON
 998
 999 void wxTopLevelWindowMac::MacMouseDown( WXEVENTREF ev , short part)
1000 {
1001     MacFireMouseEvent( mouseDown , ((EventRecord*)ev)->where.h , ((EventRecord*)ev)->where.v ,
1002         ((EventRecord*)ev)->modifiers , ((EventRecord*)ev)->when ) ;
1003 }
1004
1005 void wxTopLevelWindowMac::MacMouseUp( WXEVENTREF ev , short part)
1006 {
1007     switch (part)
1008     {
1009         case inContent:
1010             {
1011                 MacFireMouseEvent( mouseUp , ((EventRecord*)ev)->where.h , ((EventRecord*)ev)->where.v ,
1012                     ((EventRecord*)ev)->modifiers , ((EventRecord*)ev)->when ) ;
1013             }
1014             break ;
1015     }
1016 }
1017
1018 void wxTopLevelWindowMac::MacMouseMoved( WXEVENTREF ev , short part)
1019 {
1020     switch (part)
1021     {
1022         case inContent:
1023             {
1024                 MacFireMouseEvent( nullEvent /*moved*/ , ((EventRecord*)ev)->where.h , ((EventRecord*)ev)->where.v ,
1025                     ((EventRecord*)ev)->modifiers , ((EventRecord*)ev)->when ) ;
1026             }
1027             break ;
1028     }
1029 }
1030
1031 #endif
1032
1033 void wxTopLevelWindowMac::MacDelayedDeactivation(long timestamp)
1034 {
1035     if(s_macDeactivateWindow)
1036     {
1037         wxLogDebug(wxT("Doing delayed deactivation of %p"),s_macDeactivateWindow);
1038         s_macDeactivateWindow->MacActivate(timestamp, false);
1039     }
1040 }
1041
1042 void wxTopLevelWindowMac::MacActivate( long timestamp , bool inIsActivating )
1043 {
1044     // wxLogDebug(wxT("TopLevel=%p::MacActivate"),this);
1045
1046     if(s_macDeactivateWindow==this)
1047         s_macDeactivateWindow=NULL;
1048     MacDelayedDeactivation(timestamp);
1049     wxActivateEvent event(wxEVT_ACTIVATE, inIsActivating , m_windowId);
1050     event.SetTimestamp(timestamp);
1051     event.SetEventObject(this);
1052
1053     GetEventHandler()->ProcessEvent(event);
1054
1055     UMAHighlightAndActivateWindow( (WindowRef)m_macWindow , inIsActivating ) ;
1056
1057     // Early versions of MacOS X don't refresh backgrounds properly,
1058     // so refresh the whole window on activation and deactivation.
1059     long osVersion = UMAGetSystemVersion();
1060     if (osVersion >= 0x1000 && osVersion < 0x1020 )
1061     {
1062         Refresh(true);
1063     }
1064     else
1065     {
1066         // for the moment we have to resolve some redrawing issues like this
1067         // the OS is stealing some redrawing areas as soon as it draws a control
1068         Refresh(true);
1069     }
1070 }
1071
1072 #if !TARGET_CARBON
1073
1074 void wxTopLevelWindowMac::MacKeyDown( WXEVENTREF ev )
1075 {
1076 }
1077
1078 #endif
1079
1080 void wxTopLevelWindowMac::SetTitle(const wxString& title)
1081 {
1082     wxWindow::SetLabel( title ) ;
1083     UMASetWTitle( (WindowRef)m_macWindow , title , m_font.GetEncoding() ) ;
1084 }
1085
1086 wxString wxTopLevelWindowMac::GetTitle() const
1087 {
1088     return wxWindow::GetLabel();
1089 }
1090
1091 bool wxTopLevelWindowMac::Show(bool show)
1092 {
1093     if ( !wxWindow::Show(show) )
1094         return false;
1095
1096     if (show)
1097     {
1098         #if wxUSE_SYSTEM_OPTIONS    //code contributed by Ryan Wilcox December 18, 2003
1099         if ( (wxSystemOptions::HasOption(wxMAC_WINDOW_PLAIN_TRANSITION) ) && ( wxSystemOptions::GetOptionInt( wxMAC_WINDOW_PLAIN_TRANSITION ) == 1) )
1100         {
1101            ::ShowWindow( (WindowRef)m_macWindow );
1102         }
1103         else
1104         #endif
1105         {
1106            ::TransitionWindow((WindowRef)m_macWindow,kWindowZoomTransitionEffect,kWindowShowTransitionAction,nil);
1107         }
1108         ::SelectWindow( (WindowRef)m_macWindow ) ;
1109         // no need to generate events here, they will get them triggered by macos
1110         // actually they should be , but apparently they are not
1111         wxSize size(m_width, m_height);
1112         wxSizeEvent event(size, m_windowId);
1113         event.SetEventObject(this);
1114         GetEventHandler()->ProcessEvent(event);
1115     }
1116     else
1117     {
1118         #if wxUSE_SYSTEM_OPTIONS
1119         if ( (wxSystemOptions::HasOption(wxMAC_WINDOW_PLAIN_TRANSITION) ) && ( wxSystemOptions::GetOptionInt( wxMAC_WINDOW_PLAIN_TRANSITION ) == 1) )
1120         {
1121            ::HideWindow((WindowRef) m_macWindow );
1122         }
1123         else
1124         #endif
1125         {
1126            ::TransitionWindow((WindowRef)m_macWindow,kWindowZoomTransitionEffect,kWindowHideTransitionAction,nil);
1127         }
1128     }
1129
1130     if ( !show )
1131     {
1132     }
1133     else
1134     {
1135         Refresh() ;
1136     }
1137
1138     return true;
1139 }
1140
1141 void wxTopLevelWindowMac::DoMoveWindow(int x, int y, int width, int height)
1142 {
1143     wxMacPortStateHelper help( (GrafPtr) GetWindowPort( (WindowRef) m_macWindow) ) ;
1144     wxMacWindowClipper clip (this);
1145
1146     int former_x = m_x ;
1147     int former_y = m_y ;
1148     int former_w = m_width ;
1149     int former_h = m_height ;
1150
1151     int actualWidth = width;
1152     int actualHeight = height;
1153     int actualX = x;
1154     int actualY = y;
1155
1156     if ((m_minWidth != -1) && (actualWidth < m_minWidth))
1157         actualWidth = m_minWidth;
1158     if ((m_minHeight != -1) && (actualHeight < m_minHeight))
1159         actualHeight = m_minHeight;
1160     if ((m_maxWidth != -1) && (actualWidth > m_maxWidth))
1161         actualWidth = m_maxWidth;
1162     if ((m_maxHeight != -1) && (actualHeight > m_maxHeight))
1163         actualHeight = m_maxHeight;
1164
1165     bool doMove = false ;
1166     bool doResize = false ;
1167
1168     if ( actualX != former_x || actualY != former_y )
1169     {
1170         doMove = true ;
1171     }
1172     if ( actualWidth != former_w || actualHeight != former_h )
1173     {
1174         doResize = true ;
1175     }
1176
1177     if ( doMove || doResize )
1178     {
1179         m_x = actualX ;
1180         m_y = actualY ;
1181
1182         if ( doMove )
1183             ::MoveWindow((WindowRef)m_macWindow, m_x, m_y  , false); // don't make frontmost
1184
1185         m_width = actualWidth ;
1186         m_height = actualHeight ;
1187
1188         if ( doResize )
1189             ::SizeWindow((WindowRef)m_macWindow, m_width, m_height  , true);
1190
1191         // the OS takes care of invalidating and erasing the new area so we only have to
1192         // take care of refreshing for full repaints
1193
1194         if ( doResize && HasFlag(wxFULL_REPAINT_ON_RESIZE) )
1195             Refresh() ;
1196
1197
1198         if ( IsKindOf( CLASSINFO( wxFrame ) ) )
1199         {
1200             wxFrame* frame = (wxFrame*) this ;
1201 #if wxUSE_STATUSBAR
1202             frame->PositionStatusBar();
1203 #endif
1204 #if wxUSE_TOOLBAR
1205             frame->PositionToolBar();
1206 #endif
1207         }
1208         if ( doMove )
1209             wxWindowMac::MacTopLevelWindowChangedPosition() ; // like this only children will be notified
1210
1211         MacRepositionScrollBars() ;
1212         if ( doMove )
1213         {
1214             wxPoint point(m_x, m_y);
1215             wxMoveEvent event(point, m_windowId);
1216             event.SetEventObject(this);
1217             GetEventHandler()->ProcessEvent(event) ;
1218         }
1219         if ( doResize )
1220         {
1221              MacRepositionScrollBars() ;
1222              wxSize size(m_width, m_height);
1223              wxSizeEvent event(size, m_windowId);
1224              event.SetEventObject(this);
1225              GetEventHandler()->ProcessEvent(event);
1226         }
1227     }
1228
1229 }
1230
1231 /*
1232  * Invalidation Mechanism
1233  *
1234  * The update mechanism reflects exactely the windows mechanism
1235  * the rect gets added to the window invalidate region, if the eraseBackground flag
1236  * has been true for any part of the update rgn the background is erased in the entire region
1237  * not just in the specified rect.
1238  *
1239  * In order to achive this, we also have an internal m_macNoEraseUpdateRgn, all rects that have
1240  * the eraseBackground flag set to false are also added to this rgn. upon receiving an update event
1241  * the update rgn is compared to the m_macNoEraseUpdateRgn and in case they differ, every window
1242  * will get the eraseBackground event first
1243  */
1244
1245 void wxTopLevelWindowMac::MacInvalidate( const WXRECTPTR rect, bool eraseBackground )
1246 {
1247     GrafPtr formerPort ;
1248     GetPort( &formerPort ) ;
1249     SetPortWindowPort( (WindowRef)m_macWindow ) ;
1250
1251     m_macNeedsErasing |= eraseBackground ;
1252
1253     // if we already know that we will have to erase, there's no need to track the rest
1254     if ( !m_macNeedsErasing)
1255     {
1256         // we end only here if eraseBackground is false
1257         // if we already have a difference between m_macNoEraseUpdateRgn and UpdateRgn
1258         // we will have to erase anyway
1259
1260         RgnHandle       updateRgn = NewRgn();
1261         RgnHandle       diffRgn = NewRgn() ;
1262         if ( updateRgn && diffRgn )
1263         {
1264             GetWindowUpdateRgn( (WindowRef)m_macWindow , updateRgn );
1265             Point pt = {0,0} ;
1266             LocalToGlobal( &pt ) ;
1267             OffsetRgn( updateRgn , -pt.h , -pt.v ) ;
1268             DiffRgn( updateRgn , (RgnHandle) m_macNoEraseUpdateRgn , diffRgn ) ;
1269             if ( !EmptyRgn( diffRgn ) )
1270             {
1271                 m_macNeedsErasing = true ;
1272             }
1273         }
1274         if ( updateRgn )
1275             DisposeRgn( updateRgn );
1276         if ( diffRgn )
1277             DisposeRgn( diffRgn );
1278
1279         if ( !m_macNeedsErasing )
1280         {
1281             RgnHandle rectRgn = NewRgn() ;
1282             SetRectRgn( rectRgn , ((Rect*)rect)->left , ((Rect*)rect)->top , ((Rect*)rect)->right , ((Rect*)rect)->bottom ) ;
1283             UnionRgn( (RgnHandle) m_macNoEraseUpdateRgn , rectRgn , (RgnHandle) m_macNoEraseUpdateRgn ) ;
1284             DisposeRgn( rectRgn ) ;
1285         }
1286     }
1287     InvalWindowRect( (WindowRef)m_macWindow , (Rect*)rect ) ;
1288     // turn this on to debug the refreshing cycle
1289 #if wxMAC_DEBUG_REDRAW
1290     PaintRect( rect ) ;
1291 #endif
1292     SetPort( formerPort ) ;
1293 }
1294
1295
1296 bool wxTopLevelWindowMac::SetShape(const wxRegion& region)
1297 {
1298     wxCHECK_MSG( HasFlag(wxFRAME_SHAPED), false,
1299                  _T("Shaped windows must be created with the wxFRAME_SHAPED style."));
1300
1301 #if TARGET_CARBON
1302     // The empty region signifies that the shape should be removed from the
1303     // window.
1304     if ( region.IsEmpty() )
1305     {
1306         wxSize sz = GetClientSize();
1307         wxRegion rgn(0, 0, sz.x, sz.y);
1308         return SetShape(rgn);
1309     }
1310
1311     // Make a copy of the region
1312     RgnHandle  shapeRegion = NewRgn();
1313     CopyRgn( (RgnHandle)region.GetWXHRGN(), shapeRegion );
1314
1315     // Dispose of any shape region we may already have
1316     RgnHandle oldRgn = (RgnHandle)GetWRefCon( (WindowRef)MacGetWindowRef() );
1317     if ( oldRgn )
1318         DisposeRgn(oldRgn);
1319
1320     // Save the region so we can use it later
1321     SetWRefCon((WindowRef)MacGetWindowRef(), (SInt32)shapeRegion);
1322
1323     // Tell the window manager that the window has changed shape
1324     ReshapeCustomWindow((WindowRef)MacGetWindowRef());
1325     return true;
1326 #else
1327     return false;
1328 #endif
1329 }
1330
1331 // ---------------------------------------------------------------------------
1332 // Support functions for shaped windows, based on Apple's CustomWindow sample at
1333 // http://developer.apple.com/samplecode/Sample_Code/Human_Interface_Toolbox/Mac_OS_High_Level_Toolbox/CustomWindow.htm
1334 // ---------------------------------------------------------------------------
1335
1336 #if TARGET_CARBON
1337
1338 static void wxShapedMacWindowGetPos(WindowRef window, Rect* inRect)
1339 {
1340     GetWindowPortBounds(window, inRect);
1341     Point pt = {inRect->left, inRect->top};
1342     SetPort((GrafPtr) GetWindowPort(window));
1343     LocalToGlobal(&pt);
1344     inRect->top = pt.v;
1345     inRect->left = pt.h;
1346     inRect->bottom += pt.v;
1347     inRect->right += pt.h;
1348 }
1349
1350
1351 static SInt32 wxShapedMacWindowGetFeatures(WindowRef window, SInt32 param)
1352 {
1353     /*------------------------------------------------------
1354         Define which options your custom window supports.
1355     --------------------------------------------------------*/
1356     //just enable everything for our demo
1357     *(OptionBits*)param=//kWindowCanGrow|
1358                         //kWindowCanZoom|
1359                         //kWindowCanCollapse|
1360                         //kWindowCanGetWindowRegion|
1361                         //kWindowHasTitleBar|
1362                         //kWindowSupportsDragHilite|
1363                         kWindowCanDrawInCurrentPort|
1364                         //kWindowCanMeasureTitle|
1365                         kWindowWantsDisposeAtProcessDeath|
1366                         kWindowSupportsSetGrowImageRegion|
1367                         kWindowDefSupportsColorGrafPort;
1368     return 1;
1369 }
1370
1371 // The content region is left as a rectangle matching the window size, this is
1372 // so the origin in the paint event, and etc. still matches what the
1373 // programmer expects.
1374 static void wxShapedMacWindowContentRegion(WindowRef window, RgnHandle rgn)
1375 {
1376     SetEmptyRgn(rgn);
1377     wxTopLevelWindowMac* win = wxFindWinFromMacWindow(window);
1378     if (win)
1379     {
1380         wxRect r = win->GetRect();
1381         SetRectRgn(rgn, r.GetLeft(), r.GetTop(), r.GetRight(), r.GetBottom());
1382     }
1383 }
1384
1385 // The structure region is set to the shape given to the SetShape method.
1386 static void wxShapedMacWindowStructureRegion(WindowRef window, RgnHandle rgn)
1387 {
1388     RgnHandle cachedRegion = (RgnHandle) GetWRefCon(window);
1389
1390     SetEmptyRgn(rgn);
1391     if (cachedRegion)
1392     {
1393         Rect windowRect;
1394         wxShapedMacWindowGetPos(window, &windowRect);    //how big is the window
1395         CopyRgn(cachedRegion, rgn);        //make a copy of our cached region
1396         OffsetRgn(rgn, windowRect.left, windowRect.top); // position it over window
1397         //MapRgn(rgn, &mMaskSize, &windowRect);    //scale it to our actual window size
1398     }
1399 }
1400
1401
1402
1403 static SInt32 wxShapedMacWindowGetRegion(WindowRef window, SInt32 param)
1404 {
1405     GetWindowRegionPtr rgnRec=(GetWindowRegionPtr)param;
1406
1407     switch(rgnRec->regionCode)
1408     {
1409         case kWindowStructureRgn:
1410             wxShapedMacWindowStructureRegion(window, rgnRec->winRgn);
1411             break;
1412         case kWindowContentRgn:
1413             wxShapedMacWindowContentRegion(window, rgnRec->winRgn);
1414             break;
1415         default:
1416             SetEmptyRgn(rgnRec->winRgn);
1417     }  //switch
1418
1419     return noErr;
1420 }
1421
1422
1423 static SInt32 wxShapedMacWindowHitTest(WindowRef window,SInt32 param)
1424 {
1425     /*------------------------------------------------------
1426         Determine the region of the window which was hit
1427     --------------------------------------------------------*/
1428     Point hitPoint;
1429     static RgnHandle tempRgn=nil;
1430
1431     if(!tempRgn)
1432         tempRgn=NewRgn();
1433
1434     SetPt(&hitPoint,LoWord(param),HiWord(param));//get the point clicked
1435
1436      //Mac OS 8.5 or later
1437     wxShapedMacWindowStructureRegion(window, tempRgn);
1438     if (PtInRgn(hitPoint, tempRgn)) //in window content region?
1439         return wInContent;
1440
1441     return wNoHit;//no significant area was hit.
1442 }
1443
1444
1445 static pascal long wxShapedMacWindowDef(short varCode, WindowRef window, SInt16 message, SInt32 param)
1446 {
1447     switch(message)
1448     {
1449         case kWindowMsgHitTest:
1450             return wxShapedMacWindowHitTest(window,param);
1451
1452         case kWindowMsgGetFeatures:
1453             return wxShapedMacWindowGetFeatures(window,param);
1454
1455         // kWindowMsgGetRegion is sent during CreateCustomWindow and ReshapeCustomWindow
1456         case kWindowMsgGetRegion:
1457             return wxShapedMacWindowGetRegion(window,param);
1458     }
1459
1460     return 0;
1461 }
1462
1463 #endif
1464 // ---------------------------------------------------------------------------