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 <gdk/gdk.h>
  25 #include <gtk/gtk.h>
  26 #include "wx/gtk/win_gtk.h"
  27 #include <gdk/gdkkeysyms.h>
  28
  29 //-----------------------------------------------------------------------------
  30 // idle system
  31 //-----------------------------------------------------------------------------
  32
  33 extern void wxapp_install_idle_handler();
  34 extern bool g_isIdle;
  35
  36 //-----------------------------------------------------------------------------
  37 // data
  38 //-----------------------------------------------------------------------------
  39
  40 extern bool   g_blockEventsOnDrag;
  41
  42 //-----------------------------------------------------------------------------
  43 // debug
  44 //-----------------------------------------------------------------------------
  45
  46 #ifdef __WXDEBUG__
  47
  48 extern void debug_focus_in( GtkWidget* widget, const wxChar* name, const wxChar *window );
  49
  50 #endif
  51
  52 //-----------------------------------------------------------------------------
  53 // wxGtkNotebookPage
  54 //-----------------------------------------------------------------------------
  55
  56 class wxGtkNotebookPage: public wxObject
  57 {
  58 public:
  59   wxGtkNotebookPage()
  60   {
  61     m_text = "";
  62     m_image = -1;
  63     m_page = (GtkNotebookPage *) NULL;
  64     m_client = (wxNotebookPage *) NULL;
  65     m_box = (GtkWidget *) NULL;
  66   }
  67
  68   wxString           m_text;
  69   int                m_image;
  70   GtkNotebookPage   *m_page;
  71   GtkLabel          *m_label;
  72   wxNotebookPage    *m_client;
  73   GtkWidget         *m_box;     // in which the label and image are packed
  74 };
  75
  76 //-----------------------------------------------------------------------------
  77 // "switch_page"
  78 //-----------------------------------------------------------------------------
  79
  80 static void gtk_notebook_page_change_callback(GtkNotebook *WXUNUSED(widget),
  81                                               GtkNotebookPage *WXUNUSED(page),
  82                                               gint page,
  83                                               wxNotebook *notebook )
  84 {
  85     if (g_isIdle)
  86         wxapp_install_idle_handler();
  87
  88     int old = notebook->GetSelection();
  89
  90     wxNotebookEvent event1( wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING,
  91                             notebook->GetId(), page, old );
  92     event1.SetEventObject( notebook );
  93
  94     if ((notebook->GetEventHandler()->ProcessEvent( event1 )) &&
  95         !event1.IsAllowed() )
  96     {
  97         /* program doesn't allow the page change */
  98         gtk_signal_emit_stop_by_name( GTK_OBJECT(notebook->m_widget), "switch_page" );
  99         return;
 100     }
 101
 102     wxNotebookEvent event2( wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED,
 103                             notebook->GetId(), page, old );
 104     event2.SetEventObject( notebook );
 105     notebook->GetEventHandler()->ProcessEvent( event2 );
 106 }
 107
 108 //-----------------------------------------------------------------------------
 109 // "size_allocate"
 110 //-----------------------------------------------------------------------------
 111
 112 static void gtk_page_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxWindow *win )
 113 {
 114     if (g_isIdle)
 115         wxapp_install_idle_handler();
 116
 117     if ((win->m_x == alloc->x) &&
 118         (win->m_y == alloc->y) &&
 119         (win->m_width == alloc->width) &&
 120         (win->m_height == alloc->height))
 121     {
 122         return;
 123     }
 124
 125     win->SetSize( alloc->x, alloc->y, alloc->width, alloc->height );
 126
 127     /* GTK 1.2 up to version 1.2.5 is broken so that we have to call allocate
 128        here in order to make repositioning after resizing to take effect. */
 129     if ((gtk_major_version == 1) &&
 130         (gtk_minor_version == 2) &&
 131         (gtk_micro_version < 6) &&
 132         (win->m_wxwindow) &&
 133         (GTK_WIDGET_REALIZED(win->m_wxwindow)))
 134     {
 135         gtk_widget_size_allocate( win->m_wxwindow, alloc );
 136     }
 137 }
 138
 139 //-----------------------------------------------------------------------------
 140 // "realize" from m_widget
 141 //-----------------------------------------------------------------------------
 142
 143 static gint
 144 gtk_notebook_realized_callback( GtkWidget * WXUNUSED(widget), wxWindow *win )
 145 {
 146     if (g_isIdle)
 147         wxapp_install_idle_handler();
 148
 149     /* GTK 1.2 up to version 1.2.5 is broken so that we have to call a queue_resize
 150        here in order to make repositioning before showing to take effect. */
 151     gtk_widget_queue_resize( win->m_widget );
 152
 153     return FALSE;
 154 }
 155
 156 //-----------------------------------------------------------------------------
 157 // "key_press_event"
 158 //-----------------------------------------------------------------------------
 159
 160 static gint gtk_notebook_key_press_callback( GtkWidget *widget, GdkEventKey *gdk_event, wxNotebook *win )
 161 {
 162     if (g_isIdle)
 163         wxapp_install_idle_handler();
 164
 165     if (!win->m_hasVMT) return FALSE;
 166     if (g_blockEventsOnDrag) return FALSE;
 167
 168     /* win is a control: tab can be propagated up */
 169     if ((gdk_event->keyval == GDK_Tab) || (gdk_event->keyval == GDK_ISO_Left_Tab))
 170     {
 171         wxNode *node = win->m_pages.Nth( win->GetSelection() );
 172         if (!node) return FALSE;
 173
 174         wxGtkNotebookPage *page = (wxGtkNotebookPage*) node->Data();
 175
 176         wxNavigationKeyEvent event;
 177         event.SetEventObject( win );
 178         /* GDK reports GDK_ISO_Left_Tab for SHIFT-TAB */
 179         event.SetDirection( (gdk_event->keyval == GDK_Tab) );
 180         /* CTRL-TAB changes the (parent) window, i.e. switch notebook page */
 181         event.SetWindowChange( (gdk_event->state & GDK_CONTROL_MASK) );
 182         event.SetCurrentFocus( win );
 183         if (!page->m_client->GetEventHandler()->ProcessEvent( event ))
 184         {
 185              page->m_client->SetFocus();
 186         }
 187
 188         gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "key_press_event" );
 189         return TRUE;
 190     }
 191
 192     return FALSE;
 193 }
 194
 195 //-----------------------------------------------------------------------------
 196 // InsertChild callback for wxNotebook
 197 //-----------------------------------------------------------------------------
 198
 199 static void wxInsertChildInNotebook( wxNotebook* WXUNUSED(parent), wxWindow* WXUNUSED(child) )
 200 {
 201     /* we don't do anything here but pray */
 202 }
 203
 204 //-----------------------------------------------------------------------------
 205 // wxNotebook
 206 //-----------------------------------------------------------------------------
 207
 208 IMPLEMENT_DYNAMIC_CLASS(wxNotebook,wxControl)
 209
 210 BEGIN_EVENT_TABLE(wxNotebook, wxControl)
 211     EVT_NAVIGATION_KEY(wxNotebook::OnNavigationKey)
 212 END_EVENT_TABLE()
 213
 214 void wxNotebook::Init()
 215 {
 216     m_imageList = (wxImageList *) NULL;
 217     m_ownsImageList = FALSE;
 218     m_pages.DeleteContents( TRUE );
 219     m_lastSelection = -1;
 220     m_themeEnabled = TRUE;
 221 }
 222
 223 wxNotebook::wxNotebook()
 224 {
 225     Init();
 226 }
 227
 228 wxNotebook::wxNotebook( wxWindow *parent, wxWindowID id,
 229       const wxPoint& pos, const wxSize& size,
 230       long style, const wxString& name )
 231 {
 232     Init();
 233     Create( parent, id, pos, size, style, name );
 234 }
 235
 236 wxNotebook::~wxNotebook()
 237 {
 238     /* don't generate change page events any more */
 239     gtk_signal_disconnect_by_func( GTK_OBJECT(m_widget),
 240       GTK_SIGNAL_FUNC(gtk_notebook_page_change_callback), (gpointer) this );
 241
 242     DeleteAllPages();
 243     if (m_ownsImageList) delete m_imageList;
 244 }
 245
 246 bool wxNotebook::Create(wxWindow *parent, wxWindowID id,
 247       const wxPoint& pos, const wxSize& size,
 248       long style, const wxString& name )
 249 {
 250     m_needParent = TRUE;
 251     m_acceptsFocus = TRUE;
 252     m_insertCallback = (wxInsertChildFunction)wxInsertChildInNotebook;
 253
 254     if (!PreCreation( parent, pos, size ) ||
 255         !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
 256     {
 257         wxFAIL_MSG( wxT("wxNoteBook creation failed") );
 258         return FALSE;
 259     }
 260
 261
 262     m_widget = gtk_notebook_new();
 263
 264 #ifdef __WXDEBUG__
 265     debug_focus_in( m_widget, wxT("wxNotebook::m_widget"), name );
 266 #endif
 267
 268     gtk_notebook_set_scrollable( GTK_NOTEBOOK(m_widget), 1 );
 269
 270     gtk_signal_connect( GTK_OBJECT(m_widget), "switch_page",
 271       GTK_SIGNAL_FUNC(gtk_notebook_page_change_callback), (gpointer)this );
 272
 273     m_parent->DoAddChild( this );
 274
 275     if (m_windowStyle & wxNB_RIGHT)
 276         gtk_notebook_set_tab_pos( GTK_NOTEBOOK(m_widget), GTK_POS_RIGHT );
 277     if (m_windowStyle & wxNB_LEFT)
 278         gtk_notebook_set_tab_pos( GTK_NOTEBOOK(m_widget), GTK_POS_LEFT );
 279     if (m_windowStyle & wxNB_BOTTOM)
 280         gtk_notebook_set_tab_pos( GTK_NOTEBOOK(m_widget), GTK_POS_BOTTOM );
 281
 282     gtk_signal_connect( GTK_OBJECT(m_widget), "key_press_event",
 283       GTK_SIGNAL_FUNC(gtk_notebook_key_press_callback), (gpointer)this );
 284
 285     PostCreation();
 286
 287     SetFont( parent->GetFont() );
 288
 289     gtk_signal_connect( GTK_OBJECT(m_widget), "realize",
 290                             GTK_SIGNAL_FUNC(gtk_notebook_realized_callback), (gpointer) this );
 291
 292     Show( TRUE );
 293
 294     return TRUE;
 295 }
 296
 297 int wxNotebook::GetSelection() const
 298 {
 299     wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid notebook") );
 300
 301     GList *pages = GTK_NOTEBOOK(m_widget)->children;
 302
 303     if (g_list_length(pages) == 0) return -1;
 304
 305     GtkNotebook *notebook = GTK_NOTEBOOK(m_widget);
 306
 307     if (notebook->cur_page == NULL) return m_lastSelection;
 308
 309     return g_list_index( pages, (gpointer)(notebook->cur_page) );
 310 }
 311
 312 int wxNotebook::GetPageCount() const
 313 {
 314     return (int) g_list_length( GTK_NOTEBOOK(m_widget)->children );
 315 }
 316
 317 int wxNotebook::GetRowCount() const
 318 {
 319     return 1;
 320 }
 321
 322 wxString wxNotebook::GetPageText( int page ) const
 323 {
 324     wxCHECK_MSG( m_widget != NULL, wxT(""), wxT("invalid notebook") );
 325
 326     wxGtkNotebookPage* nb_page = GetNotebookPage(page);
 327     if (nb_page)
 328         return nb_page->m_text;
 329     else
 330         return wxT("");
 331 }
 332
 333 int wxNotebook::GetPageImage( int page ) const
 334 {
 335     wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid notebook") );
 336
 337     wxGtkNotebookPage* nb_page = GetNotebookPage(page);
 338     if (nb_page)
 339         return nb_page->m_image;
 340     else
 341         return -1;
 342 }
 343
 344 wxGtkNotebookPage* wxNotebook::GetNotebookPage( int page ) const
 345 {
 346     wxCHECK_MSG( m_widget != NULL, (wxGtkNotebookPage*) NULL, wxT("invalid notebook") );
 347
 348     wxCHECK_MSG( page < (int)m_pages.GetCount(), (wxGtkNotebookPage*) NULL, wxT("invalid notebook index") );
 349
 350     wxNode *node = m_pages.Nth( page );
 351
 352     return (wxGtkNotebookPage *) node->Data();
 353 }
 354
 355 int wxNotebook::SetSelection( int page )
 356 {
 357     wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid notebook") );
 358
 359     wxCHECK_MSG( page < (int)m_pages.GetCount(), -1, wxT("invalid notebook index") );
 360
 361     int selOld = GetSelection();
 362
 363     gtk_notebook_set_page( GTK_NOTEBOOK(m_widget), page );
 364
 365     wxGtkNotebookPage* g_page = GetNotebookPage( page );
 366     if (g_page->m_client)
 367         g_page->m_client->SetFocus();
 368
 369     return selOld;
 370 }
 371
 372 void wxNotebook::AdvanceSelection( bool forward )
 373 {
 374     wxCHECK_RET( m_widget != NULL, wxT("invalid notebook") );
 375
 376     int max = GetPageCount();
 377     if ( !max )
 378     {
 379         // nothing to do with empty notebook
 380         return;
 381     }
 382
 383     int sel = GetSelection();
 384
 385     if (forward)
 386         SetSelection( sel == max - 1 ? 0 : sel + 1 );
 387     else
 388         SetSelection( sel == 0 ? max - 1 : sel - 1 );
 389 }
 390
 391 void wxNotebook::SetImageList( wxImageList* imageList )
 392 {
 393     if (m_ownsImageList) delete m_imageList;
 394     m_imageList = imageList;
 395     m_ownsImageList = FALSE;
 396 }
 397
 398 void wxNotebook::AssignImageList( wxImageList* imageList )
 399 {
 400     SetImageList(imageList);
 401     m_ownsImageList = TRUE;
 402 }
 403
 404 bool wxNotebook::SetPageText( int page, const wxString &text )
 405 {
 406     wxCHECK_MSG( m_widget != NULL, FALSE, wxT("invalid notebook") );
 407
 408     wxGtkNotebookPage* nb_page = GetNotebookPage(page);
 409
 410     wxCHECK_MSG( nb_page, FALSE, wxT("SetPageText: invalid page index") );
 411
 412     nb_page->m_text = text;
 413
 414     gtk_label_set( nb_page->m_label, nb_page->m_text.mbc_str() );
 415
 416     return TRUE;
 417 }
 418
 419 bool wxNotebook::SetPageImage( int page, int image )
 420 {
 421     /* HvdH 28-12-98: now it works, but it's a bit of a kludge */
 422
 423     wxGtkNotebookPage* nb_page = GetNotebookPage(page);
 424
 425     if (!nb_page) return FALSE;
 426
 427     /* Optimization posibility: return immediately if image unchanged.
 428      * Not enabled because it may break existing (stupid) code that
 429      * manipulates the imagelist to cycle images */
 430
 431     /* if (image == nb_page->m_image) return TRUE; */
 432
 433     /* For different cases:
 434        1) no image -> no image
 435        2) image -> no image
 436        3) no image -> image
 437        4) image -> image */
 438
 439     if (image == -1 && nb_page->m_image == -1)
 440         return TRUE; /* Case 1): Nothing to do. */
 441
 442     GtkWidget *pixmapwid = (GtkWidget*) NULL;
 443
 444     if (nb_page->m_image != -1)
 445     {
 446         /* Case 2) or 4). There is already an image in the gtkhbox. Let's find it */
 447
 448         GList *child = gtk_container_children(GTK_CONTAINER(nb_page->m_box));
 449         while (child)
 450         {
 451             if (GTK_IS_PIXMAP(child->data))
 452             {
 453                 pixmapwid = GTK_WIDGET(child->data);
 454                 break;
 455             }
 456             child = child->next;
 457         }
 458
 459         /* We should have the pixmap widget now */
 460         wxASSERT(pixmapwid != NULL);
 461
 462         if (image == -1)
 463         {
 464             /* If there's no new widget, just remove the old from the box */
 465             gtk_container_remove(GTK_CONTAINER(nb_page->m_box), pixmapwid);
 466             nb_page->m_image = -1;
 467
 468             return TRUE; /* Case 2) */
 469         }
 470     }
 471
 472     /* Only cases 3) and 4) left */
 473     wxASSERT( m_imageList != NULL ); /* Just in case */
 474
 475     /* Construct the new pixmap */
 476     const wxBitmap *bmp = m_imageList->GetBitmap(image);
 477     GdkPixmap *pixmap = bmp->GetPixmap();
 478     GdkBitmap *mask = (GdkBitmap*) NULL;
 479     if ( bmp->GetMask() )
 480     {
 481         mask = bmp->GetMask()->GetBitmap();
 482     }
 483
 484     if (pixmapwid == NULL)
 485     {
 486         /* Case 3) No old pixmap. Create a new one and prepend it to the hbox */
 487         pixmapwid = gtk_pixmap_new (pixmap, mask );
 488
 489         /* CHECKME: Are these pack flags okay? */
 490         gtk_box_pack_start(GTK_BOX(nb_page->m_box), pixmapwid, FALSE, FALSE, 3);
 491         gtk_widget_show(pixmapwid);
 492     }
 493     else
 494     {
 495         /* Case 4) Simply replace the pixmap */
 496         gtk_pixmap_set(GTK_PIXMAP(pixmapwid), pixmap, mask);
 497     }
 498
 499     nb_page->m_image = image;
 500
 501     return TRUE;
 502 }
 503
 504 void wxNotebook::SetPageSize( const wxSize &WXUNUSED(size) )
 505 {
 506     wxFAIL_MSG( wxT("wxNotebook::SetPageSize not implemented") );
 507 }
 508
 509 void wxNotebook::SetPadding( const wxSize &WXUNUSED(padding) )
 510 {
 511     wxFAIL_MSG( wxT("wxNotebook::SetPadding not implemented") );
 512 }
 513
 514 void wxNotebook::SetTabSize(const wxSize& WXUNUSED(sz))
 515 {
 516     wxFAIL_MSG( wxT("wxNotebook::SetTabSize not implemented") );
 517 }
 518
 519 bool wxNotebook::DeleteAllPages()
 520 {
 521     wxCHECK_MSG( m_widget != NULL, FALSE, wxT("invalid notebook") );
 522
 523     while (m_pages.GetCount() > 0)
 524         DeletePage( m_pages.GetCount()-1 );
 525
 526     return TRUE;
 527 }
 528
 529 bool wxNotebook::DeletePage( int page )
 530 {
 531     wxGtkNotebookPage* nb_page = GetNotebookPage(page);
 532     if (!nb_page) return FALSE;
 533
 534     /* GTK sets GtkNotebook.cur_page to NULL before sending
 535        the switch page event */
 536     m_lastSelection = GetSelection();
 537
 538     nb_page->m_client->Destroy();
 539     m_pages.DeleteObject( nb_page );
 540
 541     m_lastSelection = -1;
 542
 543     return TRUE;
 544 }
 545
 546 bool wxNotebook::RemovePage( int page )
 547 {
 548     wxGtkNotebookPage* nb_page = GetNotebookPage(page);
 549
 550     wxCHECK_MSG( nb_page, FALSE, _T("wxNotebook::RemovePage: invalid page") );
 551
 552     gtk_widget_ref( nb_page->m_client->m_widget );
 553     gtk_widget_unrealize( nb_page->m_client->m_widget );
 554     gtk_widget_unparent( nb_page->m_client->m_widget );
 555
 556     gtk_notebook_remove_page( GTK_NOTEBOOK(m_widget), page );
 557
 558     m_pages.DeleteObject( nb_page );
 559
 560     return TRUE;
 561 }
 562
 563 bool wxNotebook::InsertPage( int position, wxNotebookPage* win, const wxString& text,
 564                              bool select, int imageId )
 565 {
 566     wxCHECK_MSG( m_widget != NULL, FALSE, wxT("invalid notebook") );
 567
 568     wxCHECK_MSG( win->GetParent() == this, FALSE,
 569                wxT("Can't add a page whose parent is not the notebook!") );
 570
 571     /* don't receive switch page during addition */
 572     gtk_signal_disconnect_by_func( GTK_OBJECT(m_widget),
 573       GTK_SIGNAL_FUNC(gtk_notebook_page_change_callback), (gpointer) this );
 574
 575     if (m_themeEnabled)
 576         win->SetThemeEnabled(TRUE);
 577
 578     GtkNotebook *notebook = GTK_NOTEBOOK(m_widget);
 579
 580     wxGtkNotebookPage *page = new wxGtkNotebookPage();
 581
 582     if (position < 0)
 583         m_pages.Append( page );
 584     else
 585         m_pages.Insert( m_pages.Nth( position ), page );
 586
 587     page->m_client = win;
 588
 589     page->m_box = gtk_hbox_new( FALSE, 0 );
 590     gtk_container_border_width( GTK_CONTAINER(page->m_box), 2 );
 591
 592     gtk_signal_connect( GTK_OBJECT(win->m_widget), "size_allocate",
 593       GTK_SIGNAL_FUNC(gtk_page_size_callback), (gpointer)win );
 594
 595     if (position < 0)
 596         gtk_notebook_append_page( notebook, win->m_widget, page->m_box );
 597     else
 598         gtk_notebook_insert_page( notebook, win->m_widget, page->m_box, position );
 599
 600     page->m_page = (GtkNotebookPage*) g_list_last(notebook->children)->data;
 601
 602     /* set the label image */
 603     page->m_image = imageId;
 604
 605     if (imageId != -1)
 606     {
 607         wxASSERT( m_imageList != NULL );
 608
 609         const wxBitmap *bmp = m_imageList->GetBitmap(imageId);
 610         GdkPixmap *pixmap = bmp->GetPixmap();
 611         GdkBitmap *mask = (GdkBitmap*) NULL;
 612         if ( bmp->GetMask() )
 613         {
 614             mask = bmp->GetMask()->GetBitmap();
 615         }
 616
 617         GtkWidget *pixmapwid = gtk_pixmap_new (pixmap, mask );
 618
 619         gtk_box_pack_start(GTK_BOX(page->m_box), pixmapwid, FALSE, FALSE, 3);
 620
 621         gtk_widget_show(pixmapwid);
 622     }
 623
 624     /* set the label text */
 625     page->m_text = text;
 626     if (page->m_text.IsEmpty()) page->m_text = wxT("");
 627
 628     page->m_label = GTK_LABEL( gtk_label_new(page->m_text.mbc_str()) );
 629     gtk_box_pack_end( GTK_BOX(page->m_box), GTK_WIDGET(page->m_label), FALSE, FALSE, 3 );
 630
 631     /* show the label */
 632     gtk_widget_show( GTK_WIDGET(page->m_label) );
 633
 634     if (select && (m_pages.GetCount() > 1))
 635     {
 636         if (position < 0)
 637             SetSelection( GetPageCount()-1 );
 638         else
 639             SetSelection( position );
 640     }
 641
 642     gtk_signal_connect( GTK_OBJECT(m_widget), "switch_page",
 643       GTK_SIGNAL_FUNC(gtk_notebook_page_change_callback), (gpointer)this );
 644
 645     return TRUE;
 646 }
 647
 648 bool wxNotebook::AddPage(wxNotebookPage* win, const wxString& text,
 649                          bool select, int imageId)
 650 {
 651     return InsertPage( -1, win, text, select, imageId );
 652 }
 653
 654 void wxNotebook::OnNavigationKey(wxNavigationKeyEvent& event)
 655 {
 656     if (event.IsWindowChange())
 657         AdvanceSelection( event.GetDirection() );
 658     else
 659         event.Skip();
 660 }
 661
 662 wxNotebookPage *wxNotebook::GetPage( int page ) const
 663 {
 664     wxCHECK_MSG( m_widget != NULL, (wxWindow*) NULL, wxT("invalid notebook") );
 665
 666     wxGtkNotebookPage* nb_page = GetNotebookPage(page);
 667     if (!nb_page)
 668         return (wxNotebookPage *) NULL;
 669     else
 670         return nb_page->m_client;
 671 }
 672
 673 #if wxUSE_CONSTRAINTS
 674
 675 // override these 2 functions to do nothing: everything is done in OnSize
 676 void wxNotebook::SetConstraintSizes( bool WXUNUSED(recurse) )
 677 {
 678     // don't set the sizes of the pages - their correct size is not yet known
 679     wxControl::SetConstraintSizes(FALSE);
 680 }
 681
 682 bool wxNotebook::DoPhase( int WXUNUSED(nPhase) )
 683 {
 684     return TRUE;
 685 }
 686
 687 #endif
 688
 689 void wxNotebook::ApplyWidgetStyle()
 690 {
 691     // TODO, font for labels etc
 692
 693     SetWidgetStyle();
 694     gtk_widget_set_style( m_widget, m_widgetStyle );
 695 }
 696
 697 bool wxNotebook::IsOwnGtkWindow( GdkWindow *window )
 698 {
 699     return ((m_widget->window == window) ||
 700             (GTK_NOTEBOOK(m_widget)->panel == window));
 701 }
 702
 703 //-----------------------------------------------------------------------------
 704 // wxNotebookEvent
 705 //-----------------------------------------------------------------------------
 706
 707 IMPLEMENT_DYNAMIC_CLASS(wxNotebookEvent, wxNotifyEvent)
 708
 709 #endif