src/mac/carbon/notebmac.cpp

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