src/mac/classic/notebmac.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/mac/classic/notebmac.cpp
   3 // Purpose:     implementation of wxNotebook
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19 #include "wx/app.h"
  20 #include "wx/string.h"
  21 #include "wx/log.h"
  22 #include "wx/imaglist.h"
  23 #include "wx/image.h"
  24 #include "wx/notebook.h"
  25 #include "wx/mac/uma.h"
  26 // ----------------------------------------------------------------------------
  27 // macros
  28 // ----------------------------------------------------------------------------
  29
  30 // check that the page index is valid
  31 #define IS_VALID_PAGE(nPage) ((nPage) < GetPageCount())
  32
  33
  34 // ----------------------------------------------------------------------------
  35 // event table
  36 // ----------------------------------------------------------------------------
  37
  38 DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED)
  39 DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING)
  40
  41 BEGIN_EVENT_TABLE(wxNotebook, wxControl)
  42     EVT_NOTEBOOK_PAGE_CHANGED(wxID_ANY, wxNotebook::OnSelChange)
  43     EVT_MOUSE_EVENTS(wxNotebook::OnMouse)
  44
  45     EVT_SIZE(wxNotebook::OnSize)
  46     EVT_SET_FOCUS(wxNotebook::OnSetFocus)
  47     EVT_NAVIGATION_KEY(wxNotebook::OnNavigationKey)
  48 END_EVENT_TABLE()
  49
  50 IMPLEMENT_DYNAMIC_CLASS(wxNotebook, wxControl)
  51 IMPLEMENT_DYNAMIC_CLASS(wxNotebookEvent, wxCommandEvent)
  52
  53 // ============================================================================
  54 // implementation
  55 // ============================================================================
  56
  57 // The Appearance Manager docs show using tab controls in either edge to edge
  58 // mode, or inset.  I think edge to edge conforms better to the other ports,
  59 // and inset mode is better accomplished with space around the wxNotebook rather
  60 // than within it.    --Robin
  61
  62 // CS : had to switch off tight spacing due to 10.3 problems
  63 #define wxMAC_EDGE_TO_EDGE 0
  64
  65 static inline int wxMacTabMargin(long nbStyle, long side)
  66 {
  67     static int tabMargin = -1;
  68     static int otherMargin = -1;
  69
  70     if ( tabMargin == -1)
  71     {
  72         if ( UMAHasAquaLayout() )
  73         {
  74             tabMargin = 26;    // From Appearance Manager docs for small tab control dimensions
  75 #if wxMAC_EDGE_TO_EDGE
  76             otherMargin = 0;
  77 #else
  78 //            otherMargin = 20;
  79             // JACS - this seems fine on 10.3; 20 is way too much
  80             otherMargin = 8;
  81 #endif
  82         }
  83         else
  84         {
  85             tabMargin = 30;
  86 #if wxMAC_EDGE_TO_EDGE
  87             otherMargin = 0;
  88 #else
  89             otherMargin = 16;
  90 #endif
  91         }
  92     }
  93
  94     // If the style matches the side asked for then return the tab margin,
  95     // but we have to special case wxBK_TOP since it is zero...
  96     if ( side == wxBK_TOP)
  97     {
  98         if ( nbStyle != 0 && nbStyle & (wxBK_LEFT|wxBK_RIGHT|wxBK_BOTTOM))
  99         {
 100             return otherMargin;
 101         }
 102         else
 103         {
 104             return tabMargin;
 105         }
 106     }
 107     else if ( nbStyle & side)
 108         return tabMargin;
 109     else
 110         return otherMargin;
 111 }
 112
 113 static inline int wxMacTabLeftMargin(long style)
 114 {
 115     return wxMacTabMargin(style, wxBK_LEFT);
 116 }
 117
 118 static inline int wxMacTabTopMargin(long style)
 119 {
 120     return wxMacTabMargin(style, wxBK_TOP);
 121 }
 122
 123 static inline int wxMacTabRightMargin(long style)
 124 {
 125     return wxMacTabMargin(style, wxBK_RIGHT);
 126 }
 127
 128 static inline int wxMacTabBottomMargin(long style)
 129 {
 130     return wxMacTabMargin(style, wxBK_BOTTOM);
 131 }
 132
 133 // ----------------------------------------------------------------------------
 134 // wxNotebook construction
 135 // ----------------------------------------------------------------------------
 136
 137 // common part of all ctors
 138 void wxNotebook::Init()
 139 {
 140     if ( UMAHasAquaLayout() )
 141     {
 142         // Should these depend on wxMAC_EDGE_TO_EDGE too?
 143         m_macHorizontalBorder = 7;
 144         m_macVerticalBorder = 8;
 145     }
 146
 147     m_nSelection = -1;
 148 }
 149
 150 // default for dynamic class
 151 wxNotebook::wxNotebook()
 152 {
 153     Init();
 154 }
 155
 156 // the same arguments as for wxControl
 157 wxNotebook::wxNotebook(wxWindow *parent,
 158                        wxWindowID id,
 159                        const wxPoint& pos,
 160                        const wxSize& size,
 161                        long style,
 162                        const wxString& name)
 163 {
 164     Init();
 165
 166     Create(parent, id, pos, size, style, name);
 167 }
 168
 169 // Create() function
 170 bool wxNotebook::Create(wxWindow *parent,
 171                         wxWindowID id,
 172                         const wxPoint& pos,
 173                         const wxSize& size,
 174                         long style,
 175                         const wxString& name)
 176 {
 177     if ( !wxNotebookBase::Create(parent, id, pos, size, style, name) )
 178         return false;
 179
 180     Rect bounds ;
 181     Str255 title ;
 182
 183     MacPreControlCreate( parent , id ,  wxEmptyString , pos , size ,style, wxDefaultValidator , name , &bounds , title ) ;
 184
 185     int tabstyle = kControlTabSmallNorthProc ;
 186     if ( HasFlag(wxBK_LEFT) )
 187         tabstyle = kControlTabSmallWestProc ;
 188     else if ( HasFlag( wxBK_RIGHT ) )
 189         tabstyle = kControlTabSmallEastProc ;
 190     else if ( HasFlag( wxBK_BOTTOM ) )
 191         tabstyle = kControlTabSmallSouthProc ;
 192
 193
 194     m_macControl = (WXWidget) ::NewControl( MAC_WXHWND(parent->MacGetRootWindow()) , &bounds , title , false , 0 , 0 , 1,
 195         tabstyle , (long) this ) ;
 196
 197     MacPostControlCreate() ;
 198     return true ;
 199 }
 200
 201 // dtor
 202 wxNotebook::~wxNotebook()
 203 {
 204 }
 205
 206 // ----------------------------------------------------------------------------
 207 // wxNotebook accessors
 208 // ----------------------------------------------------------------------------
 209
 210 void wxNotebook::SetPadding(const wxSize& padding)
 211 {
 212     // unsupported by OS
 213 }
 214
 215 void wxNotebook::SetTabSize(const wxSize& sz)
 216 {
 217     // unsupported by OS
 218 }
 219
 220 void wxNotebook::SetPageSize(const wxSize& size)
 221 {
 222     SetSize( CalcSizeFromPage( size ) );
 223 }
 224
 225 wxSize wxNotebook::CalcSizeFromPage(const wxSize& sizePage) const
 226 {
 227     wxSize sizeTotal = sizePage;
 228     sizeTotal.x += 2 * m_macHorizontalBorder + wxMacTabLeftMargin(GetWindowStyle()) +
 229         wxMacTabRightMargin(GetWindowStyle()) ;
 230     sizeTotal.y += 2 * m_macVerticalBorder + wxMacTabTopMargin(GetWindowStyle()) +
 231         wxMacTabBottomMargin(GetWindowStyle()) ;
 232
 233     return sizeTotal;
 234 }
 235
 236 wxSize wxNotebook::DoGetBestSize() const
 237 {
 238     // calculate the max page size
 239     wxSize size(0, 0);
 240
 241     size_t count = GetPageCount();
 242     if ( count )
 243     {
 244         for ( size_t n = 0; n < count; n++ )
 245         {
 246             wxSize sizePage = m_pages[n]->GetSize();
 247
 248             if ( size.x < sizePage.x )
 249                 size.x = sizePage.x;
 250             if ( size.y < sizePage.y )
 251                 size.y = sizePage.y;
 252         }
 253     }
 254     else // no pages
 255     {
 256         // use some arbitrary default size
 257         size.x =
 258         size.y = 100;
 259     }
 260
 261     return CalcSizeFromPage(size);
 262 }
 263
 264 int wxNotebook::SetSelection(size_t nPage)
 265 {
 266     wxCHECK_MSG( IS_VALID_PAGE(nPage), wxNOT_FOUND, wxT("notebook page out of range") );
 267
 268     if ( int(nPage) != m_nSelection )
 269     {
 270         wxNotebookEvent event(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING, m_windowId);
 271         event.SetSelection(nPage);
 272         event.SetOldSelection(m_nSelection);
 273         event.SetEventObject(this);
 274         if ( !GetEventHandler()->ProcessEvent(event) || event.IsAllowed() )
 275         {
 276             // program allows the page change
 277             event.SetEventType(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED);
 278             (void)GetEventHandler()->ProcessEvent(event);
 279
 280             ChangePage(m_nSelection, nPage);
 281         }
 282     }
 283
 284     return m_nSelection;
 285 }
 286
 287 bool wxNotebook::SetPageText(size_t nPage, const wxString& strText)
 288 {
 289     wxASSERT( IS_VALID_PAGE(nPage) );
 290
 291     wxNotebookPage *page = m_pages[nPage];
 292     page->SetLabel(strText);
 293     MacSetupTabs();
 294
 295     return true;
 296 }
 297
 298 wxString wxNotebook::GetPageText(size_t nPage) const
 299 {
 300     wxASSERT( IS_VALID_PAGE(nPage) );
 301
 302     wxNotebookPage *page = m_pages[nPage];
 303     return page->GetLabel();
 304 }
 305
 306 int wxNotebook::GetPageImage(size_t nPage) const
 307 {
 308     wxCHECK_MSG( IS_VALID_PAGE(nPage), wxNOT_FOUND, _T("invalid notebook page") );
 309
 310     return m_images[nPage];
 311 }
 312
 313 bool wxNotebook::SetPageImage(size_t nPage, int nImage)
 314 {
 315     wxCHECK_MSG( IS_VALID_PAGE(nPage), false, _T("invalid notebook page") );
 316
 317     wxCHECK_MSG( m_imageList && nImage < m_imageList->GetImageCount(), false,
 318         _T("invalid image index in SetPageImage()") );
 319
 320     if ( nImage != m_images[nPage] )
 321     {
 322         // if the item didn't have an icon before or, on the contrary, did have
 323         // it but has lost it now, its size will change - but if the icon just
 324         // changes, it won't
 325         m_images[nPage] = nImage;
 326
 327         MacSetupTabs() ;
 328     }
 329
 330     return true;
 331 }
 332
 333 // ----------------------------------------------------------------------------
 334 // wxNotebook operations
 335 // ----------------------------------------------------------------------------
 336
 337 // remove one page from the notebook, without deleting the window
 338 wxNotebookPage* wxNotebook::DoRemovePage(size_t nPage)
 339 {
 340     wxCHECK( IS_VALID_PAGE(nPage), NULL );
 341     wxNotebookPage* page = m_pages[nPage] ;
 342     m_pages.RemoveAt(nPage);
 343
 344     MacSetupTabs();
 345
 346     if(m_nSelection >= (int)GetPageCount()) {
 347         m_nSelection = GetPageCount() - 1;
 348     }
 349     if(m_nSelection >= 0) {
 350         m_pages[m_nSelection]->Show(true);
 351     }
 352     InvalidateBestSize();
 353     return page;
 354 }
 355
 356 // remove all pages
 357 bool wxNotebook::DeleteAllPages()
 358 {
 359     WX_CLEAR_ARRAY(m_pages) ;
 360     MacSetupTabs();
 361     m_nSelection = -1 ;
 362     InvalidateBestSize();
 363     return true;
 364 }
 365
 366
 367 // same as AddPage() but does it at given position
 368 bool wxNotebook::InsertPage(size_t nPage,
 369                             wxNotebookPage *pPage,
 370                             const wxString& strText,
 371                             bool bSelect,
 372                             int imageId)
 373 {
 374     if ( !wxNotebookBase::InsertPage(nPage, pPage, strText, bSelect, imageId) )
 375         return false;
 376
 377     wxASSERT_MSG( pPage->GetParent() == this,
 378                     _T("notebook pages must have notebook as parent") );
 379
 380     // don't show pages by default (we'll need to adjust their size first)
 381     pPage->Show( false ) ;
 382
 383     pPage->SetLabel(strText);
 384
 385     m_images.Insert(imageId, nPage);
 386
 387     MacSetupTabs();
 388
 389     wxRect rect = GetPageRect() ;
 390     pPage->SetSize(rect);
 391     if ( pPage->GetAutoLayout() ) {
 392         pPage->Layout();
 393     }
 394
 395
 396     // now deal with the selection
 397     // ---------------------------
 398
 399     // if the inserted page is before the selected one, we must update the
 400     // index of the selected page
 401
 402     if ( int(nPage) <= m_nSelection )
 403     {
 404         m_nSelection++;
 405         // while this still is the same page showing, we need to update the tabs
 406         SetControl32BitValue( (ControlHandle) m_macControl , m_nSelection + 1 ) ;
 407     }
 408
 409     // some page should be selected: either this one or the first one if there
 410     // is still no selection
 411     int selNew = -1;
 412     if ( bSelect )
 413         selNew = nPage;
 414     else if ( m_nSelection == -1 )
 415         selNew = 0;
 416
 417     if ( selNew != -1 )
 418         SetSelection(selNew);
 419
 420     InvalidateBestSize();
 421     return true;
 422 }
 423
 424 /* Added by Mark Newsam
 425 * When a page is added or deleted to the notebook this function updates
 426 * information held in the m_macControl so that it matches the order
 427 * the user would expect.
 428 */
 429 void wxNotebook::MacSetupTabs()
 430 {
 431     SetControl32BitMaximum( (ControlHandle) m_macControl , GetPageCount() ) ;
 432
 433     wxNotebookPage *page;
 434     ControlTabInfoRec info;
 435
 436     const size_t countPages = GetPageCount();
 437     for(size_t ii = 0; ii < countPages; ii++)
 438     {
 439         page = m_pages[ii];
 440         info.version = 0;
 441         info.iconSuiteID = 0;
 442         wxMacStringToPascal( page->GetLabel() , info.name ) ;
 443
 444         SetControlData( (ControlHandle) m_macControl, ii+1, kControlTabInfoTag,
 445             sizeof( ControlTabInfoRec) , (char*) &info ) ;
 446         SetTabEnabled( (ControlHandle) m_macControl , ii+1 , true ) ;
 447 #if TARGET_CARBON
 448         if ( GetImageList() && GetPageImage(ii) >= 0 && UMAGetSystemVersion() >= 0x1020 )
 449         {
 450             // tab controls only support very specific types of images, therefore we are doing an odyssee
 451             // accross the icon worlds (even Apple DTS did not find a shorter path)
 452             // in order not to pollute the icon registry we put every icon into (OSType) 1 and immediately
 453             // afterwards Unregister it (IconRef is ref counted, so it will stay on the tab even if we
 454             // unregister it) in case this will ever lead to having the same icon everywhere add some kind
 455             // of static counter
 456             const wxBitmap* bmap = GetImageList()->GetBitmapPtr( GetPageImage(ii ) ) ;
 457             if ( bmap )
 458             {
 459                 wxBitmap scaledBitmap ;
 460                 if ( bmap->GetWidth() != 16 || bmap->GetHeight() != 16 )
 461                 {
 462                     scaledBitmap = wxBitmap( bmap->ConvertToImage().Scale(16,16) ) ;
 463                     bmap = &scaledBitmap ;
 464                 }
 465                 ControlButtonContentInfo info ;
 466                 wxMacCreateBitmapButton( &info , *bmap , kControlContentPictHandle) ;
 467                 IconFamilyHandle iconFamily = (IconFamilyHandle) NewHandle(0) ;
 468                 OSErr err = SetIconFamilyData( iconFamily, 'PICT' , (Handle) info.u.picture ) ;
 469                 wxASSERT_MSG( err == noErr , wxT("Error when adding bitmap") ) ;
 470                 IconRef iconRef ;
 471                 err = RegisterIconRefFromIconFamily( 'WXNG' , (OSType) 1, iconFamily, &iconRef ) ;
 472                 wxASSERT_MSG( err == noErr , wxT("Error when adding bitmap") ) ;
 473                 info.contentType = kControlContentIconRef ;
 474                 info.u.iconRef = iconRef ;
 475                 SetControlData( (ControlHandle) m_macControl, ii+1,kControlTabImageContentTag,
 476                     sizeof( info ), (Ptr)&info );
 477                 wxASSERT_MSG( err == noErr , wxT("Error when setting icon on tab") ) ;
 478                 if ( UMAGetSystemVersion() < 0x1030 )
 479                 {
 480                     UnregisterIconRef( 'WXNG' , (OSType) 1 ) ;
 481                 }
 482
 483                 ReleaseIconRef( iconRef ) ;
 484                 DisposeHandle( (Handle) iconFamily ) ;
 485             }
 486         }
 487 #endif
 488     }
 489     Rect bounds;
 490     GetControlBounds((ControlHandle)m_macControl, &bounds);
 491     InvalWindowRect((WindowRef)MacGetRootWindow(), &bounds);
 492 }
 493
 494 wxRect wxNotebook::GetPageRect() const
 495 {
 496     // fit the notebook page to the tab control's display area
 497     int w, h;
 498     GetSize(&w, &h);
 499
 500     return wxRect(
 501         wxMacTabLeftMargin(GetWindowStyle()) + m_macHorizontalBorder,
 502         wxMacTabTopMargin(GetWindowStyle()) + m_macVerticalBorder,
 503         w - wxMacTabLeftMargin(GetWindowStyle()) - wxMacTabRightMargin(GetWindowStyle()) - 2*m_macHorizontalBorder,
 504         h - wxMacTabTopMargin(GetWindowStyle()) - wxMacTabBottomMargin(GetWindowStyle()) - 2*m_macVerticalBorder);
 505 }
 506 // ----------------------------------------------------------------------------
 507 // wxNotebook callbacks
 508 // ----------------------------------------------------------------------------
 509
 510 // @@@ OnSize() is used for setting the font when it's called for the first
 511 //     time because doing it in ::Create() doesn't work (for unknown reasons)
 512 void wxNotebook::OnSize(wxSizeEvent& event)
 513 {
 514
 515     unsigned int nCount = m_pages.Count();
 516     wxRect rect = GetPageRect() ;
 517     for ( unsigned int nPage = 0; nPage < nCount; nPage++ ) {
 518         wxNotebookPage *pPage = m_pages[nPage];
 519         pPage->SetSize(rect);
 520         if ( pPage->GetAutoLayout() ) {
 521             pPage->Layout();
 522         }
 523     }
 524
 525     // Processing continues to next OnSize
 526     event.Skip();
 527 }
 528
 529 void wxNotebook::OnSelChange(wxNotebookEvent& event)
 530 {
 531     // is it our tab control?
 532     if ( event.GetEventObject() == this )
 533         ChangePage(event.GetOldSelection(), event.GetSelection());
 534
 535     // we want to give others a chance to process this message as well
 536     event.Skip();
 537 }
 538
 539 void wxNotebook::OnSetFocus(wxFocusEvent& event)
 540 {
 541     // set focus to the currently selected page if any
 542     if ( m_nSelection != -1 )
 543         m_pages[m_nSelection]->SetFocus();
 544
 545     event.Skip();
 546 }
 547
 548 void wxNotebook::OnNavigationKey(wxNavigationKeyEvent& event)
 549 {
 550     if ( event.IsWindowChange() ) {
 551         // change pages
 552         AdvanceSelection(event.GetDirection());
 553     }
 554     else {
 555         // we get this event in 2 cases
 556         //
 557         // a) one of our pages might have generated it because the user TABbed
 558         // out from it in which case we should propagate the event upwards and
 559         // our parent will take care of setting the focus to prev/next sibling
 560         //
 561         // or
 562         //
 563         // b) the parent panel wants to give the focus to us so that we
 564         // forward it to our selected page. We can't deal with this in
 565         // OnSetFocus() because we don't know which direction the focus came
 566         // from in this case and so can't choose between setting the focus to
 567         // first or last panel child
 568         wxWindow *parent = GetParent();
 569         // the cast is here to fic a GCC ICE
 570         if ( ((wxWindow*)event.GetEventObject()) == parent )
 571         {
 572             // no, it doesn't come from child, case (b): forward to a page
 573             if ( m_nSelection != -1 )
 574             {
 575                 // so that the page knows that the event comes from it's parent
 576                 // and is being propagated downwards
 577                 event.SetEventObject(this);
 578
 579                 wxWindow *page = m_pages[m_nSelection];
 580                 if ( !page->GetEventHandler()->ProcessEvent(event) )
 581                 {
 582                     page->SetFocus();
 583                 }
 584                 //else: page manages focus inside it itself
 585             }
 586             else
 587             {
 588                 // we have no pages - still have to give focus to _something_
 589                 SetFocus();
 590             }
 591         }
 592         else
 593         {
 594             // it comes from our child, case (a), pass to the parent
 595             if ( parent ) {
 596                 event.SetCurrentFocus(this);
 597                 parent->GetEventHandler()->ProcessEvent(event);
 598             }
 599         }
 600     }
 601 }
 602
 603 // ----------------------------------------------------------------------------
 604 // wxNotebook base class virtuals
 605 // ----------------------------------------------------------------------------
 606
 607 #if wxUSE_CONSTRAINTS
 608
 609 // override these 2 functions to do nothing: everything is done in OnSize
 610
 611 void wxNotebook::SetConstraintSizes(bool WXUNUSED(recurse))
 612 {
 613     // don't set the sizes of the pages - their correct size is not yet known
 614     wxControl::SetConstraintSizes(false);
 615 }
 616
 617 bool wxNotebook::DoPhase(int WXUNUSED(nPhase))
 618 {
 619     return true;
 620 }
 621
 622 #endif // wxUSE_CONSTRAINTS
 623
 624 void wxNotebook::Command(wxCommandEvent& event)
 625 {
 626     wxFAIL_MSG(wxT("wxNotebook::Command not implemented"));
 627 }
 628
 629 // ----------------------------------------------------------------------------
 630 // wxNotebook helper functions
 631 // ----------------------------------------------------------------------------
 632
 633 // hide the currently active panel and show the new one
 634 void wxNotebook::ChangePage(int nOldSel, int nSel)
 635 {
 636     if ( nOldSel != -1 )
 637     {
 638         m_pages[nOldSel]->Show(false);
 639     }
 640
 641     if ( nSel != -1 )
 642     {
 643         wxNotebookPage *pPage = m_pages[nSel];
 644         pPage->Show(true);
 645         pPage->SetFocus();
 646     }
 647
 648     m_nSelection = nSel;
 649     SetControl32BitValue( (ControlHandle) m_macControl , m_nSelection + 1 ) ;
 650 }
 651
 652
 653 void  wxNotebook::OnMouse( wxMouseEvent &event )
 654 {
 655     if ( (ControlHandle) m_macControl == NULL )
 656     {
 657         event.Skip() ;
 658         return ;
 659     }
 660
 661     if (event.GetEventType() == wxEVT_LEFT_DOWN || event.GetEventType() == wxEVT_LEFT_DCLICK )
 662     {
 663         int x = event.m_x ;
 664         int y = event.m_y ;
 665
 666         MacClientToRootWindow( &x , &y ) ;
 667
 668         ControlHandle   control ;
 669         Point       localwhere ;
 670         SInt16      controlpart ;
 671
 672         localwhere.h = x ;
 673         localwhere.v = y ;
 674
 675         short modifiers = 0;
 676
 677         if ( !event.m_leftDown && !event.m_rightDown )
 678             modifiers  |= btnState ;
 679
 680         if ( event.m_shiftDown )
 681             modifiers |= shiftKey ;
 682
 683         if ( event.m_controlDown )
 684             modifiers |= controlKey ;
 685
 686         if ( event.m_altDown )
 687             modifiers |= optionKey ;
 688
 689         if ( event.m_metaDown )
 690             modifiers |= cmdKey ;
 691
 692         control = (ControlHandle) m_macControl ;
 693         if ( control && ::IsControlActive( control ) )
 694         {
 695             {
 696                 wxNotebookEvent changing(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING, m_windowId,
 697                     ::GetControl32BitValue(control) - 1, m_nSelection);
 698                 changing.SetEventObject(this);
 699                 GetEventHandler()->ProcessEvent(changing);
 700
 701                 if(changing.IsAllowed())
 702                 {
 703                     controlpart = ::HandleControlClick(control, localwhere, modifiers,
 704                         (ControlActionUPP) -1);
 705                     wxTheApp->s_lastMouseDown = 0 ;
 706
 707                     wxNotebookEvent event(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED, m_windowId,
 708                         ::GetControl32BitValue(control) - 1, m_nSelection);
 709                     event.SetEventObject(this);
 710
 711                     GetEventHandler()->ProcessEvent(event);
 712                 }
 713             }
 714         }
 715     }
 716 }
 717
 718
 719 void wxNotebook::MacHandleControlClick( WXWidget control , wxInt16 controlpart , bool WXUNUSED( mouseStillDown ) )
 720 {
 721 #if 0
 722     wxNotebookEvent event(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED, m_windowId , ::GetControl32BitValue((ControlHandle)m_macControl) - 1, m_nSelection);
 723     event.SetEventObject(this);
 724
 725     ProcessEvent(event);
 726 #endif
 727 }