src/gtk/notebook.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        notebook.cpp
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Id:          $Id$
   6 // Copyright:   (c) 1998 Robert Roebling, Vadim Zeitlin
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 #ifdef __GNUG__
  11 #pragma implementation "notebook.h"
  12 #endif
  13
  14 #include "wx/notebook.h"
  15
  16 #if wxUSE_NOTEBOOK
  17
  18 #include "wx/panel.h"
  19 #include "wx/utils.h"
  20 #include "wx/imaglist.h"
  21 #include "wx/intl.h"
  22 #include "wx/log.h"
  23
  24 #include "wx/gtk/private.h"
  25 #include "wx/gtk/win_gtk.h"
  26
  27 #include <gdk/gdkkeysyms.h>
  28
  29 // ----------------------------------------------------------------------------
  30 // events
  31 // ----------------------------------------------------------------------------
  32
  33 DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED)
  34 DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING)
  35
  36 //-----------------------------------------------------------------------------
  37 // idle system
  38 //-----------------------------------------------------------------------------
  39
  40 extern void wxapp_install_idle_handler();
  41 extern bool g_isIdle;
  42
  43 //-----------------------------------------------------------------------------
  44 // data
  45 //-----------------------------------------------------------------------------
  46
  47 extern bool g_blockEventsOnDrag;
  48
  49 //-----------------------------------------------------------------------------
  50 // wxGtkNotebookPage
  51 //-----------------------------------------------------------------------------
  52
  53 // VZ: this is rather ugly as we keep the pages themselves in an array (it
  54 //     allows us to have quite a few functions implemented in the base class)
  55 //     but the page data is kept in a separate list, so we must maintain them
  56 //     in sync manually... of course, the list had been there before the base
  57 //     class which explains it but it still would be nice to do something
  58 //     about this one day
  59
  60 class wxGtkNotebookPage: public wxObject
  61 {
  62 public:
  63   wxGtkNotebookPage()
  64   {
  65     m_image = -1;
  66     m_page = (GtkNotebookPage *) NULL;
  67     m_box = (GtkWidget *) NULL;
  68   }
  69
  70   wxString           m_text;
  71   int                m_image;
  72   GtkNotebookPage   *m_page;
  73   GtkLabel          *m_label;
  74   GtkWidget         *m_box;     // in which the label and image are packed
  75 };
  76
  77 #include "wx/listimpl.cpp"
  78 WX_DEFINE_LIST(wxGtkNotebookPagesList);
  79
  80 //-----------------------------------------------------------------------------
  81 // "switch_page"
  82 //-----------------------------------------------------------------------------
  83
  84 static void gtk_notebook_page_change_callback(GtkNotebook *WXUNUSED(widget),
  85                                               GtkNotebookPage *WXUNUSED(page),
  86                                               gint page,
  87                                               wxNotebook *notebook )
  88 {
  89     // are you trying to call SetSelection() from a notebook event handler?
  90     // you shouldn't!
  91     wxCHECK_RET( !notebook->m_inSwitchPage,
  92                  _T("gtk_notebook_page_change_callback reentered") );
  93
  94     notebook->m_inSwitchPage = TRUE;
  95     if (g_isIdle)
  96         wxapp_install_idle_handler();
  97
  98     int old = notebook->GetSelection();
  99
 100     wxNotebookEvent eventChanging( wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING,
 101                                    notebook->GetId(), page, old );
 102     eventChanging.SetEventObject( notebook );
 103
 104     if ( (notebook->GetEventHandler()->ProcessEvent(eventChanging)) &&
 105          !eventChanging.IsAllowed() )
 106     {
 107         /* program doesn't allow the page change */
 108         gtk_signal_emit_stop_by_name( GTK_OBJECT(notebook->m_widget),
 109                                       "switch_page" );
 110     }
 111     else // change allowed
 112     {
 113         // make wxNotebook::GetSelection() return the correct (i.e. consistent
 114         // with wxNotebookEvent::GetSelection()) value even though the page is
 115         // not really changed in GTK+
 116         notebook->m_selection = page;
 117
 118         wxNotebookEvent eventChanged( wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED,
 119                                       notebook->GetId(), page, old );
 120         eventChanged.SetEventObject( notebook );
 121         notebook->GetEventHandler()->ProcessEvent( eventChanged );
 122     }
 123
 124     notebook->m_inSwitchPage = FALSE;
 125 }
 126
 127 //-----------------------------------------------------------------------------
 128 // "size_allocate"
 129 //-----------------------------------------------------------------------------
 130
 131 static void gtk_page_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxWindow *win )
 132 {
 133     if (g_isIdle)
 134         wxapp_install_idle_handler();
 135
 136     if ((win->m_x == alloc->x) &&
 137         (win->m_y == alloc->y) &&
 138         (win->m_width == alloc->width) &&
 139         (win->m_height == alloc->height))
 140     {
 141         return;
 142     }
 143
 144     win->SetSize( alloc->x, alloc->y, alloc->width, alloc->height );
 145
 146     /* GTK 1.2 up to version 1.2.5 is broken so that we have to call allocate
 147        here in order to make repositioning after resizing to take effect. */
 148     if ((gtk_major_version == 1) &&
 149         (gtk_minor_version == 2) &&
 150         (gtk_micro_version < 6) &&
 151         (win->m_wxwindow) &&
 152         (GTK_WIDGET_REALIZED(win->m_wxwindow)))
 153     {
 154         gtk_widget_size_allocate( win->m_wxwindow, alloc );
 155     }
 156 }
 157
 158 //-----------------------------------------------------------------------------
 159 // "realize" from m_widget
 160 //-----------------------------------------------------------------------------
 161
 162 static gint
 163 gtk_notebook_realized_callback( GtkWidget * WXUNUSED(widget), wxWindow *win )
 164 {
 165     if (g_isIdle)
 166         wxapp_install_idle_handler();
 167
 168     /* GTK 1.2 up to version 1.2.5 is broken so that we have to call a queue_resize
 169        here in order to make repositioning before showing to take effect. */
 170     gtk_widget_queue_resize( win->m_widget );
 171
 172     return FALSE;
 173 }
 174
 175 //-----------------------------------------------------------------------------
 176 // "key_press_event"
 177 //-----------------------------------------------------------------------------
 178
 179 static gint gtk_notebook_key_press_callback( GtkWidget *widget, GdkEventKey *gdk_event, wxNotebook *win )
 180 {
 181     if (g_isIdle)
 182         wxapp_install_idle_handler();
 183
 184     if (!win->m_hasVMT) return FALSE;
 185     if (g_blockEventsOnDrag) return FALSE;
 186
 187     /* win is a control: tab can be propagated up */
 188     if ((gdk_event->keyval == GDK_Tab) || (gdk_event->keyval == GDK_ISO_Left_Tab))
 189     {
 190         int sel = win->GetSelection();
 191         wxGtkNotebookPage *nb_page = win->GetNotebookPage(sel);
 192         wxCHECK_MSG( nb_page, FALSE, _T("invalid selection in wxNotebook") );
 193
 194         wxNavigationKeyEvent event;
 195         event.SetEventObject( win );
 196         /* GDK reports GDK_ISO_Left_Tab for SHIFT-TAB */
 197         event.SetDirection( (gdk_event->keyval == GDK_Tab) );
 198         /* CTRL-TAB changes the (parent) window, i.e. switch notebook page */
 199         event.SetWindowChange( (gdk_event->state & GDK_CONTROL_MASK) );
 200         event.SetCurrentFocus( win );
 201
 202         wxNotebookPage *client = win->GetPage(sel);
 203         if ( !client->GetEventHandler()->ProcessEvent( event ) )
 204         {
 205              client->SetFocus();
 206         }
 207
 208         gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "key_press_event" );
 209         return TRUE;
 210     }
 211
 212     return FALSE;
 213 }
 214
 215 //-----------------------------------------------------------------------------
 216 // InsertChild callback for wxNotebook
 217 //-----------------------------------------------------------------------------
 218
 219 static void wxInsertChildInNotebook( wxNotebook* WXUNUSED(parent), wxWindow* WXUNUSED(child) )
 220 {
 221     /* we don't do anything here but pray */
 222 }
 223
 224 //-----------------------------------------------------------------------------
 225 // wxNotebook
 226 //-----------------------------------------------------------------------------
 227
 228 IMPLEMENT_DYNAMIC_CLASS(wxNotebook,wxControl)
 229
 230 BEGIN_EVENT_TABLE(wxNotebook, wxControl)
 231     EVT_NAVIGATION_KEY(wxNotebook::OnNavigationKey)
 232 END_EVENT_TABLE()
 233
 234 void wxNotebook::Init()
 235 {
 236     m_padding = 0;
 237     m_inSwitchPage = FALSE;
 238
 239     m_imageList = (wxImageList *) NULL;
 240     m_pagesData.DeleteContents( TRUE );
 241     m_selection = -1;
 242     m_themeEnabled = TRUE;
 243 }
 244
 245 wxNotebook::wxNotebook()
 246 {
 247     Init();
 248 }
 249
 250 wxNotebook::wxNotebook( wxWindow *parent, wxWindowID id,
 251       const wxPoint& pos, const wxSize& size,
 252       long style, const wxString& name )
 253 {
 254     Init();
 255     Create( parent, id, pos, size, style, name );
 256 }
 257
 258 wxNotebook::~wxNotebook()
 259 {
 260     /* don't generate change page events any more */
 261     gtk_signal_disconnect_by_func( GTK_OBJECT(m_widget),
 262       GTK_SIGNAL_FUNC(gtk_notebook_page_change_callback), (gpointer) this );
 263
 264     DeleteAllPages();
 265 }
 266
 267 bool wxNotebook::Create(wxWindow *parent, wxWindowID id,
 268                         const wxPoint& pos, const wxSize& size,
 269                         long style, const wxString& name )
 270 {
 271     m_needParent = TRUE;
 272     m_acceptsFocus = TRUE;
 273     m_insertCallback = (wxInsertChildFunction)wxInsertChildInNotebook;
 274
 275     if (!PreCreation( parent, pos, size ) ||
 276         !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
 277     {
 278         wxFAIL_MSG( wxT("wxNoteBook creation failed") );
 279         return FALSE;
 280     }
 281
 282
 283     m_widget = gtk_notebook_new();
 284
 285     gtk_notebook_set_scrollable( GTK_NOTEBOOK(m_widget), 1 );
 286
 287     gtk_signal_connect( GTK_OBJECT(m_widget), "switch_page",
 288       GTK_SIGNAL_FUNC(gtk_notebook_page_change_callback), (gpointer)this );
 289
 290     m_parent->DoAddChild( this );
 291
 292     if (m_windowStyle & wxNB_RIGHT)
 293         gtk_notebook_set_tab_pos( GTK_NOTEBOOK(m_widget), GTK_POS_RIGHT );
 294     if (m_windowStyle & wxNB_LEFT)
 295         gtk_notebook_set_tab_pos( GTK_NOTEBOOK(m_widget), GTK_POS_LEFT );
 296     if (m_windowStyle & wxNB_BOTTOM)
 297         gtk_notebook_set_tab_pos( GTK_NOTEBOOK(m_widget), GTK_POS_BOTTOM );
 298
 299     gtk_signal_connect( GTK_OBJECT(m_widget), "key_press_event",
 300       GTK_SIGNAL_FUNC(gtk_notebook_key_press_callback), (gpointer)this );
 301
 302     PostCreation();
 303
 304     SetFont( parent->GetFont() );
 305
 306     gtk_signal_connect( GTK_OBJECT(m_widget), "realize",
 307                             GTK_SIGNAL_FUNC(gtk_notebook_realized_callback), (gpointer) this );
 308
 309     Show( TRUE );
 310
 311     return TRUE;
 312 }
 313
 314 int wxNotebook::GetSelection() const
 315 {
 316     wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid notebook") );
 317
 318     if ( m_selection == -1 )
 319     {
 320         GList *nb_pages = GTK_NOTEBOOK(m_widget)->children;
 321
 322         if (g_list_length(nb_pages) != 0)
 323         {
 324             GtkNotebook *notebook = GTK_NOTEBOOK(m_widget);
 325
 326             gpointer cur = notebook->cur_page;
 327             if ( cur != NULL )
 328             {
 329                 wxConstCast(this, wxNotebook)->m_selection =
 330                     g_list_index( nb_pages, cur );
 331             }
 332         }
 333     }
 334
 335     return m_selection;
 336 }
 337
 338 wxString wxNotebook::GetPageText( int page ) const
 339 {
 340     wxCHECK_MSG( m_widget != NULL, wxT(""), wxT("invalid notebook") );
 341
 342     wxGtkNotebookPage* nb_page = GetNotebookPage(page);
 343     if (nb_page)
 344         return nb_page->m_text;
 345     else
 346         return wxT("");
 347 }
 348
 349 int wxNotebook::GetPageImage( int page ) const
 350 {
 351     wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid notebook") );
 352
 353     wxGtkNotebookPage* nb_page = GetNotebookPage(page);
 354     if (nb_page)
 355         return nb_page->m_image;
 356     else
 357         return -1;
 358 }
 359
 360 wxGtkNotebookPage* wxNotebook::GetNotebookPage( int page ) const
 361 {
 362     wxCHECK_MSG( m_widget != NULL, (wxGtkNotebookPage*) NULL, wxT("invalid notebook") );
 363
 364     wxCHECK_MSG( page < (int)m_pagesData.GetCount(), (wxGtkNotebookPage*) NULL, wxT("invalid notebook index") );
 365
 366     return m_pagesData.Item(page)->GetData();
 367 }
 368
 369 int wxNotebook::SetSelection( int page )
 370 {
 371     wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid notebook") );
 372
 373     wxCHECK_MSG( page < (int)m_pagesData.GetCount(), -1, wxT("invalid notebook index") );
 374
 375     int selOld = GetSelection();
 376
 377     // cache the selection
 378     m_selection = page;
 379     gtk_notebook_set_page( GTK_NOTEBOOK(m_widget), page );
 380
 381     wxNotebookPage *client = GetPage(page);
 382     if ( client )
 383         client->SetFocus();
 384
 385     return selOld;
 386 }
 387
 388 bool wxNotebook::SetPageText( int page, const wxString &text )
 389 {
 390     wxCHECK_MSG( m_widget != NULL, FALSE, wxT("invalid notebook") );
 391
 392     wxGtkNotebookPage* nb_page = GetNotebookPage(page);
 393
 394     wxCHECK_MSG( nb_page, FALSE, wxT("SetPageText: invalid page index") );
 395
 396     nb_page->m_text = text;
 397
 398     gtk_label_set( nb_page->m_label, wxGTK_CONV( nb_page->m_text ) );
 399
 400     return TRUE;
 401 }
 402
 403 bool wxNotebook::SetPageImage( int page, int image )
 404 {
 405     /* HvdH 28-12-98: now it works, but it's a bit of a kludge */
 406
 407     wxGtkNotebookPage* nb_page = GetNotebookPage(page);
 408
 409     if (!nb_page) return FALSE;
 410
 411     /* Optimization posibility: return immediately if image unchanged.
 412      * Not enabled because it may break existing (stupid) code that
 413      * manipulates the imagelist to cycle images */
 414
 415     /* if (image == nb_page->m_image) return TRUE; */
 416
 417     /* For different cases:
 418        1) no image -> no image
 419        2) image -> no image
 420        3) no image -> image
 421        4) image -> image */
 422
 423     if (image == -1 && nb_page->m_image == -1)
 424         return TRUE; /* Case 1): Nothing to do. */
 425
 426     GtkWidget *pixmapwid = (GtkWidget*) NULL;
 427
 428     if (nb_page->m_image != -1)
 429     {
 430         /* Case 2) or 4). There is already an image in the gtkhbox. Let's find it */
 431
 432         GList *child = gtk_container_children(GTK_CONTAINER(nb_page->m_box));
 433         while (child)
 434         {
 435             if (GTK_IS_PIXMAP(child->data))
 436             {
 437                 pixmapwid = GTK_WIDGET(child->data);
 438                 break;
 439             }
 440             child = child->next;
 441         }
 442
 443         /* We should have the pixmap widget now */
 444         wxASSERT(pixmapwid != NULL);
 445
 446         if (image == -1)
 447         {
 448             /* If there's no new widget, just remove the old from the box */
 449             gtk_container_remove(GTK_CONTAINER(nb_page->m_box), pixmapwid);
 450             nb_page->m_image = -1;
 451
 452             return TRUE; /* Case 2) */
 453         }
 454     }
 455
 456     /* Only cases 3) and 4) left */
 457     wxASSERT( m_imageList != NULL ); /* Just in case */
 458
 459     /* Construct the new pixmap */
 460     const wxBitmap *bmp = m_imageList->GetBitmap(image);
 461     GdkPixmap *pixmap = bmp->GetPixmap();
 462     GdkBitmap *mask = (GdkBitmap*) NULL;
 463     if ( bmp->GetMask() )
 464     {
 465         mask = bmp->GetMask()->GetBitmap();
 466     }
 467
 468     if (pixmapwid == NULL)
 469     {
 470         /* Case 3) No old pixmap. Create a new one and prepend it to the hbox */
 471         pixmapwid = gtk_pixmap_new (pixmap, mask );
 472
 473         /* CHECKME: Are these pack flags okay? */
 474         gtk_box_pack_start(GTK_BOX(nb_page->m_box), pixmapwid, FALSE, FALSE, m_padding);
 475         gtk_widget_show(pixmapwid);
 476     }
 477     else
 478     {
 479         /* Case 4) Simply replace the pixmap */
 480         gtk_pixmap_set(GTK_PIXMAP(pixmapwid), pixmap, mask);
 481     }
 482
 483     nb_page->m_image = image;
 484
 485     return TRUE;
 486 }
 487
 488 void wxNotebook::SetPageSize( const wxSize &WXUNUSED(size) )
 489 {
 490     wxFAIL_MSG( wxT("wxNotebook::SetPageSize not implemented") );
 491 }
 492
 493 void wxNotebook::SetPadding( const wxSize &padding )
 494 {
 495     wxCHECK_RET( m_widget != NULL, wxT("invalid notebook") );
 496
 497     m_padding = padding.GetWidth();
 498
 499     int i;
 500     for (i=0; i<int(GetPageCount()); i++)
 501     {
 502         wxGtkNotebookPage* nb_page = GetNotebookPage(i);
 503         wxASSERT(nb_page != NULL);
 504
 505         if (nb_page->m_image != -1)
 506         {
 507             // gtk_box_set_child_packing sets padding on BOTH sides
 508             // icon provides left padding, label provides center and right
 509             int image = nb_page->m_image;
 510             SetPageImage(i,-1);
 511             SetPageImage(i,image);
 512         }
 513         wxASSERT(nb_page->m_label);
 514         gtk_box_set_child_packing(GTK_BOX(nb_page->m_box),
 515                                   GTK_WIDGET(nb_page->m_label),
 516                                   FALSE, FALSE, m_padding, GTK_PACK_END);
 517     }
 518 }
 519
 520 void wxNotebook::SetTabSize(const wxSize& WXUNUSED(sz))
 521 {
 522     wxFAIL_MSG( wxT("wxNotebook::SetTabSize not implemented") );
 523 }
 524
 525 bool wxNotebook::DeleteAllPages()
 526 {
 527     wxCHECK_MSG( m_widget != NULL, FALSE, wxT("invalid notebook") );
 528
 529     while (m_pagesData.GetCount() > 0)
 530         DeletePage( m_pagesData.GetCount()-1 );
 531
 532     wxASSERT_MSG( GetPageCount() == 0, _T("all pages must have been deleted") );
 533
 534     return wxNotebookBase::DeleteAllPages();
 535 }
 536
 537 bool wxNotebook::DeletePage( int page )
 538 {
 539     // GTK sets GtkNotebook.cur_page to NULL before sending the switch page
 540     // event so we have to store the selection internally
 541     if ( m_selection == -1 )
 542     {
 543         m_selection = GetSelection();
 544         if ( m_selection == (int)m_pagesData.GetCount() - 1 )
 545         {
 546             // the index will become invalid after the page is deleted
 547             m_selection = -1;
 548         }
 549     }
 550
 551     // it will call our DoRemovePage() to do the real work
 552     return wxNotebookBase::DeletePage(page);
 553 }
 554
 555 wxNotebookPage *wxNotebook::DoRemovePage( int page )
 556 {
 557     wxNotebookPage *client = wxNotebookBase::DoRemovePage(page);
 558     if ( !client )
 559         return NULL;
 560
 561     gtk_widget_ref( client->m_widget );
 562     gtk_widget_unrealize( client->m_widget );
 563     gtk_widget_unparent( client->m_widget );
 564
 565     gtk_notebook_remove_page( GTK_NOTEBOOK(m_widget), page );
 566
 567     m_pagesData.DeleteObject(GetNotebookPage(page));
 568
 569     return client;
 570 }
 571
 572 bool wxNotebook::InsertPage( int position,
 573                              wxNotebookPage* win,
 574                              const wxString& text,
 575                              bool select,
 576                              int imageId )
 577 {
 578     wxCHECK_MSG( m_widget != NULL, FALSE, wxT("invalid notebook") );
 579
 580     wxCHECK_MSG( win->GetParent() == this, FALSE,
 581                wxT("Can't add a page whose parent is not the notebook!") );
 582
 583     wxCHECK_MSG( position >= 0 && position <= GetPageCount(), FALSE,
 584                  _T("invalid page index in wxNotebookPage::InsertPage()") );
 585
 586     /* don't receive switch page during addition */
 587     gtk_signal_disconnect_by_func( GTK_OBJECT(m_widget),
 588       GTK_SIGNAL_FUNC(gtk_notebook_page_change_callback), (gpointer) this );
 589
 590     if (m_themeEnabled)
 591         win->SetThemeEnabled(TRUE);
 592
 593     GtkNotebook *notebook = GTK_NOTEBOOK(m_widget);
 594
 595     wxGtkNotebookPage *nb_page = new wxGtkNotebookPage();
 596
 597     if ( position == GetPageCount() )
 598         m_pagesData.Append( nb_page );
 599     else
 600         m_pagesData.Insert( m_pagesData.Item( position ), nb_page );
 601
 602     m_pages.Insert(win, position);
 603
 604     nb_page->m_box = gtk_hbox_new( FALSE, 1 );
 605     gtk_container_border_width( GTK_CONTAINER(nb_page->m_box), 2 );
 606
 607     gtk_signal_connect( GTK_OBJECT(win->m_widget), "size_allocate",
 608       GTK_SIGNAL_FUNC(gtk_page_size_callback), (gpointer)win );
 609
 610     if (position < 0)
 611         gtk_notebook_append_page( notebook, win->m_widget, nb_page->m_box );
 612     else
 613         gtk_notebook_insert_page( notebook, win->m_widget, nb_page->m_box, position );
 614
 615     nb_page->m_page = (GtkNotebookPage*) g_list_last(notebook->children)->data;
 616
 617     /* set the label image */
 618     nb_page->m_image = imageId;
 619
 620     if (imageId != -1)
 621     {
 622         wxASSERT( m_imageList != NULL );
 623
 624         const wxBitmap *bmp = m_imageList->GetBitmap(imageId);
 625         GdkPixmap *pixmap = bmp->GetPixmap();
 626         GdkBitmap *mask = (GdkBitmap*) NULL;
 627         if ( bmp->GetMask() )
 628         {
 629             mask = bmp->GetMask()->GetBitmap();
 630         }
 631
 632         GtkWidget *pixmapwid = gtk_pixmap_new (pixmap, mask );
 633
 634         gtk_box_pack_start(GTK_BOX(nb_page->m_box), pixmapwid, FALSE, FALSE, m_padding);
 635
 636         gtk_widget_show(pixmapwid);
 637     }
 638
 639     /* set the label text */
 640     nb_page->m_text = text;
 641     if (nb_page->m_text.IsEmpty()) nb_page->m_text = wxT("");
 642
 643     nb_page->m_label = GTK_LABEL( gtk_label_new(nb_page->m_text.mbc_str()) );
 644     gtk_box_pack_end( GTK_BOX(nb_page->m_box), GTK_WIDGET(nb_page->m_label), FALSE, FALSE, m_padding );
 645
 646     /* show the label */
 647     gtk_widget_show( GTK_WIDGET(nb_page->m_label) );
 648     if (select && (m_pagesData.GetCount() > 1))
 649     {
 650         if (position < 0)
 651             SetSelection( GetPageCount()-1 );
 652         else
 653             SetSelection( position );
 654     }
 655
 656     gtk_signal_connect( GTK_OBJECT(m_widget), "switch_page",
 657       GTK_SIGNAL_FUNC(gtk_notebook_page_change_callback), (gpointer)this );
 658
 659     return TRUE;
 660 }
 661
 662 void wxNotebook::OnNavigationKey(wxNavigationKeyEvent& event)
 663 {
 664     if (event.IsWindowChange())
 665         AdvanceSelection( event.GetDirection() );
 666     else
 667         event.Skip();
 668 }
 669
 670 #if wxUSE_CONSTRAINTS
 671
 672 // override these 2 functions to do nothing: everything is done in OnSize
 673 void wxNotebook::SetConstraintSizes( bool WXUNUSED(recurse) )
 674 {
 675     // don't set the sizes of the pages - their correct size is not yet known
 676     wxControl::SetConstraintSizes(FALSE);
 677 }
 678
 679 bool wxNotebook::DoPhase( int WXUNUSED(nPhase) )
 680 {
 681     return TRUE;
 682 }
 683
 684 #endif
 685
 686 void wxNotebook::ApplyWidgetStyle()
 687 {
 688     // TODO, font for labels etc
 689
 690     SetWidgetStyle();
 691     gtk_widget_set_style( m_widget, m_widgetStyle );
 692 }
 693
 694 bool wxNotebook::IsOwnGtkWindow( GdkWindow *window )
 695 {
 696     return ((m_widget->window == window) ||
 697             (NOTEBOOK_PANEL(m_widget) == window));
 698 }
 699
 700 //-----------------------------------------------------------------------------
 701 // wxNotebookEvent
 702 //-----------------------------------------------------------------------------
 703
 704 IMPLEMENT_DYNAMIC_CLASS(wxNotebookEvent, wxNotifyEvent)
 705
 706 #endif