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