new file added

[wxWidgets.git] / src / gtk / notebook.cpp

diff --git a/src/gtk/notebook.cpp b/src/gtk/notebook.cpp
index 0dcc82b7b66dcc1e57bba761ee15457e9e3f3f06..24230065175528f862d7d58b1fd8c1f113582f03 100644 (file)
--- a/src/gtk/notebook.cpp
+++ b/src/gtk/notebook.cpp
@@ -1,381 +1,613 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        notebook.cpp
+// Name:        src/gtk/notebook.cpp

 // Purpose:
 // Author:      Robert Roebling
 // Purpose:
 // Author:      Robert Roebling

-// Created:     01/02/97
-// Id:
-// Copyright:   (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
-// Licence:    wxWindows licence
+// Id:          $Id$
+// Copyright:   (c) 1998 Robert Roebling, Vadim Zeitlin
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 /////////////////////////////////////////////////////////////////////////////
 

-#ifdef __GNUG__
-#pragma implementation "notebook.h"
-#endif
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#if wxUSE_NOTEBOOK

 
 #include "wx/notebook.h"
 
 #include "wx/notebook.h"

-#include "wx/panel.h"
-#include "wx/utils.h"
+
+#ifndef WX_PRECOMP
+    #include "wx/intl.h"
+    #include "wx/log.h"
+    #include "wx/utils.h"
+    #include "wx/msgdlg.h"
+    #include "wx/bitmap.h"
+#endif
+

 #include "wx/imaglist.h"
 #include "wx/imaglist.h"

-#include "wx/intl.h"
-#include "wx/log.h"
+#include "wx/fontutil.h"
+
+#include <gtk/gtk.h>
+#include "wx/gtk/private.h"
+#include "wx/gtk/private/gtk2-compat.h"

 
 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------

-// wxNotebookPage
+// wxGtkNotebookPage

 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 

-class wxNotebookPage: public wxObject
-{
-  public:
-  
-   int                m_id;
-   wxString           m_text;
-   int                m_image;
-   void              *m_clientData;
-   GtkNotebookPage   *m_page;
-   GtkLabel          *m_label;
-   wxWindow          *m_clientPanel;
-   
-   wxNotebookPage()
-   {
-     m_id = -1;
-     m_text = "";
-     m_image = -1;
-     m_clientData = NULL;
-     m_page = NULL;
-     m_clientPanel = NULL;
-   };
-   
+// VZ: this is rather ugly as we keep the pages themselves in an array (it
+//     allows us to have quite a few functions implemented in the base class)
+//     but the page data is kept in a separate list, so we must maintain them
+//     in sync manually... of course, the list had been there before the base
+//     class which explains it but it still would be nice to do something
+//     about this one day
+
+class wxGtkNotebookPage: public wxObject
+{
+public:
+    GtkWidget* m_box;
+    GtkWidget* m_label;
+    GtkWidget* m_image;
+    int m_imageIndex;

 };
 
 };
 

+
+#include "wx/listimpl.cpp"
+WX_DEFINE_LIST(wxGtkNotebookPagesList)
+
+extern "C" {
+static void event_after(GtkNotebook*, GdkEvent*, wxNotebook*);
+}
+
+//-----------------------------------------------------------------------------
+// "switch_page"
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static void
+switch_page_after(GtkNotebook* widget, GtkNotebookPage*, guint, wxNotebook* win)
+{
+    g_signal_handlers_block_by_func(widget, (void*)switch_page_after, win);
+
+    win->GTKOnPageChanged();
+}
+}
+
+extern "C" {
+static void
+switch_page(GtkNotebook* widget, GtkNotebookPage*, int page, wxNotebook* win)
+{
+    win->m_oldSelection = gtk_notebook_get_current_page(widget);
+
+    if (win->SendPageChangingEvent(page))
+        // allow change, unblock handler for changed event
+        g_signal_handlers_unblock_by_func(widget, (void*)switch_page_after, win);
+    else
+        // change vetoed, unblock handler to set selection back
+        g_signal_handlers_unblock_by_func(widget, (void*)event_after, win);
+}
+}
+
+//-----------------------------------------------------------------------------
+// "event_after" from m_widget
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static void event_after(GtkNotebook* widget, GdkEvent*, wxNotebook* win)
+{
+    g_signal_handlers_block_by_func(widget, (void*)event_after, win);
+    g_signal_handlers_block_by_func(widget, (void*)switch_page, win);
+
+    // restore previous selection
+    gtk_notebook_set_current_page(widget, win->m_oldSelection);
+
+    g_signal_handlers_unblock_by_func(widget, (void*)switch_page, win);
+}
+}
+
+//-----------------------------------------------------------------------------
+// InsertChild callback for wxNotebook
+//-----------------------------------------------------------------------------
+
+void wxNotebook::AddChildGTK(wxWindowGTK* child)
+{
+    // Hack Alert! (Part I): This sets the notebook as the parent of the child
+    // widget, and takes care of some details such as updating the state and
+    // style of the child to reflect its new location.  We do this early
+    // because without it GetBestSize (which is used to set the initial size
+    // of controls if an explicit size is not given) will often report
+    // incorrect sizes since the widget's style context is not fully known.
+    // See bug #901694 for details
+    // (http://sourceforge.net/tracker/?func=detail&aid=901694&group_id=9863&atid=109863)
+    gtk_widget_set_parent(child->m_widget, m_widget);
+
+    // NOTE: This should be considered a temporary workaround until we can
+    // work out the details and implement delaying the setting of the initial
+    // size of widgets until the size is really needed.
+}
+

 //-----------------------------------------------------------------------------
 // wxNotebook
 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 // wxNotebook
 //-----------------------------------------------------------------------------
 

-BEGIN_EVENT_TABLE(wxNotebook, wxControl)
-  EVT_SIZE(wxNotebook::OnSize)
+BEGIN_EVENT_TABLE(wxNotebook, wxBookCtrlBase)
+    EVT_NAVIGATION_KEY(wxNotebook::OnNavigationKey)

 END_EVENT_TABLE()
 
 END_EVENT_TABLE()
 

-IMPLEMENT_DYNAMIC_CLASS(wxNotebook,wxControl)
+void wxNotebook::Init()
+{
+    m_padding = 0;
+    m_oldSelection = -1;
+    m_themeEnabled = true;
+}

 
 

-wxNotebook::wxNotebook(void)
+wxNotebook::wxNotebook()

 {
 {

-  m_imageList = NULL;
-  m_pages.DeleteContents( TRUE );
-};
+    Init();
+}

 
 

-wxNotebook::wxNotebook( wxWindow *parent, const wxWindowID id, 
+wxNotebook::wxNotebook( wxWindow *parent, wxWindowID id,

       const wxPoint& pos, const wxSize& size,
       const wxPoint& pos, const wxSize& size,

-      const long style, const wxString& name )
+      long style, const wxString& name )

 {
 {

-  m_imageList = NULL;
-  m_pages.DeleteContents( TRUE );
-  Create( parent, id, pos, size, style, name );
-};
+    Init();
+    Create( parent, id, pos, size, style, name );
+}

 
 

-wxNotebook::~wxNotebook(void)
+wxNotebook::~wxNotebook()

 {
 {

-  if (m_imageList) delete m_imageList;
-  DeleteAllPages();
-};
+    DeleteAllPages();
+}

 
 

-bool wxNotebook::Create(wxWindow *parent, const wxWindowID id, 
-      const wxPoint& pos, const wxSize& size,
-      const long style, const wxString& name )
-{
-  m_needParent = TRUE;
-  
-  PreCreation( parent, id, pos, size, style, name );
-
-  m_widget = gtk_notebook_new();
-  
-  PostCreation();
-  
-  Show( TRUE );
-  
-  return TRUE;
-};
+bool wxNotebook::Create(wxWindow *parent, wxWindowID id,
+                        const wxPoint& pos, const wxSize& size,
+                        long style, const wxString& name )
+{
+    if ( (style & wxBK_ALIGN_MASK) == wxBK_DEFAULT )
+        style |= wxBK_TOP;

 
 

-int wxNotebook::GetSelection(void) const
-{
-  if (m_pages.Number() == 0) return -1;
-
-  GtkNotebookPage *g_page = GTK_NOTEBOOK(m_widget)->cur_page;
-  
-  wxNotebookPage *page = NULL;
-
-  wxNode *node = m_pages.First();
-  while (node)
-  {
-    page = (wxNotebookPage*)node->Data();
-    if (page->m_page == g_page) break;
-    node = node->Next();
-  };
-  
-  if (!node) wxFatalError( "Notebook error." );
-  
-  return page->m_id;
-};
+    if (!PreCreation( parent, pos, size ) ||
+        !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
+    {
+        wxFAIL_MSG( wxT("wxNoteBook creation failed") );
+        return false;
+    }

 
 

-wxImageList* wxNotebook::GetImageList(void) const
+
+    m_widget = gtk_notebook_new();
+    g_object_ref(m_widget);
+
+    gtk_notebook_set_scrollable( GTK_NOTEBOOK(m_widget), 1 );
+
+    g_signal_connect (m_widget, "switch_page",
+                      G_CALLBACK(switch_page), this);
+
+    g_signal_connect_after (m_widget, "switch_page",
+                      G_CALLBACK(switch_page_after), this);
+    g_signal_handlers_block_by_func(m_widget, (void*)switch_page_after, this);
+
+    g_signal_connect(m_widget, "event_after", G_CALLBACK(event_after), this);
+    g_signal_handlers_block_by_func(m_widget, (void*)event_after, this);
+
+    m_parent->DoAddChild( this );
+
+    if (m_windowStyle & wxBK_RIGHT)
+        gtk_notebook_set_tab_pos( GTK_NOTEBOOK(m_widget), GTK_POS_RIGHT );
+    if (m_windowStyle & wxBK_LEFT)
+        gtk_notebook_set_tab_pos( GTK_NOTEBOOK(m_widget), GTK_POS_LEFT );
+    if (m_windowStyle & wxBK_BOTTOM)
+        gtk_notebook_set_tab_pos( GTK_NOTEBOOK(m_widget), GTK_POS_BOTTOM );
+
+    PostCreation(size);
+
+    return true;
+}
+
+int wxNotebook::GetSelection() const

 {
 {

-  return m_imageList;
-};
+    wxCHECK_MSG( m_widget != NULL, wxNOT_FOUND, wxT("invalid notebook") );
+
+    return gtk_notebook_get_current_page( GTK_NOTEBOOK(m_widget) );
+}

 
 

-int wxNotebook::GetPageCount(void) const
+wxString wxNotebook::GetPageText( size_t page ) const

 {
 {

-  return m_pages.Number();
-};
+    wxCHECK_MSG(page < GetPageCount(), wxEmptyString, "invalid notebook index");
+
+    GtkLabel* label = GTK_LABEL(GetNotebookPage(page)->m_label);
+    return wxGTK_CONV_BACK(gtk_label_get_text(label));
+}

 
 

-int wxNotebook::GetRowCount(void) const
+int wxNotebook::GetPageImage( size_t page ) const

 {
 {

-  return 1;
-};
+    wxCHECK_MSG(page < GetPageCount(), wxNOT_FOUND, "invalid notebook index");
+
+    return GetNotebookPage(page)->m_imageIndex;
+}

 
 

-wxString wxNotebook::GetPageText( const int page ) const
+wxGtkNotebookPage* wxNotebook::GetNotebookPage( int page ) const

 {
 {

-  wxNotebookPage* nb_page = GetNotebookPage(page);
-  if (nb_page)
-    return nb_page->m_text;
-  else
-    return "";
-};
+    return m_pagesData.Item(page)->GetData();
+}

 
 

-int wxNotebook::GetPageImage( const int page ) const
+int wxNotebook::DoSetSelection( size_t page, int flags )

 {
 {

-  wxNotebookPage* nb_page = GetNotebookPage(page);
-  if (nb_page)
-    return nb_page->m_image;
-  else
-    return 0;
-};
+    wxCHECK_MSG(page < GetPageCount(), wxNOT_FOUND, "invalid notebook index");
+
+    int selOld = GetSelection();
+
+    if ( !(flags & SetSelection_SendEvent) )
+    {
+        g_signal_handlers_block_by_func(m_widget, (void*)switch_page, this);
+    }
+
+    gtk_notebook_set_current_page( GTK_NOTEBOOK(m_widget), page );

 
 

-void* wxNotebook::GetPageData( const int page ) const
+    if ( !(flags & SetSelection_SendEvent) )
+    {
+        g_signal_handlers_unblock_by_func(m_widget, (void*)switch_page, this);
+    }
+
+    m_selection = page;
+
+    wxNotebookPage *client = GetPage(page);
+    if ( client )
+        client->SetFocus();
+
+    return selOld;
+}
+
+void wxNotebook::GTKOnPageChanged()

 {
 {

-  wxNotebookPage* nb_page = GetNotebookPage(page);
-  if (nb_page)
-    return nb_page->m_clientData;
-  else
-    return NULL;
-};
+    m_selection = gtk_notebook_get_current_page(GTK_NOTEBOOK(m_widget));
+
+    SendPageChangedEvent(m_oldSelection);
+}

 
 

-wxNotebookPage* wxNotebook::GetNotebookPage(int page) const
+bool wxNotebook::SetPageText( size_t page, const wxString &text )

 {
 {

-  wxNotebookPage *nb_page = NULL;
+    wxCHECK_MSG(page < GetPageCount(), false, "invalid notebook index");

 
 

-  wxNode *node = m_pages.First();
-  while (node)
-  {
-    nb_page = (wxNotebookPage*)node->Data();
-    if (nb_page->m_id == page) break;
-    node = node->Next();
-  };
-  if (!node) return NULL;
-  return nb_page;
-};
+    GtkLabel* label = GTK_LABEL(GetNotebookPage(page)->m_label);
+    gtk_label_set_text(label, wxGTK_CONV(text));

 
 

-int wxNotebook::SetSelection( const int page )
-{
-  wxNotebookPage* nb_page = GetNotebookPage(page);
-  if (!nb_page) return -1;
-  
-  int page_num = 0;
-  GList *child = GTK_NOTEBOOK(m_widget)->children;
-  while (child)
-  {
-    if (nb_page->m_page == (GtkNotebookPage*)child->data) break;
-    page_num++;
-    child = child->next;
-  };
-   
-  if (!child) return -1;
-  
-  gtk_notebook_set_page( GTK_NOTEBOOK(m_widget), page_num );
-  
-  return page;
-};
+    return true;
+}

 
 

-void wxNotebook::SetImageList( wxImageList* imageList )
+bool wxNotebook::SetPageImage( size_t page, int image )

 {
 {

-  m_imageList = imageList;
-};
+    wxCHECK_MSG(page < GetPageCount(), false, "invalid notebook index");
+
+    wxGtkNotebookPage* pageData = GetNotebookPage(page);
+    if (image >= 0)
+    {
+        wxCHECK_MSG(HasImageList(), false, "invalid notebook imagelist");
+        const wxBitmap* bitmap = GetImageList()->GetBitmapPtr(image);
+        if (bitmap == NULL)
+            return false;
+        if (pageData->m_image)
+        {
+            gtk_image_set_from_pixbuf(
+                GTK_IMAGE(pageData->m_image), bitmap->GetPixbuf());
+        }
+        else
+        {
+            pageData->m_image = gtk_image_new_from_pixbuf(bitmap->GetPixbuf());
+            gtk_widget_show(pageData->m_image);
+            gtk_box_pack_start(GTK_BOX(pageData->m_box),
+                pageData->m_image, false, false, m_padding);
+        }
+    }
+    else if (pageData->m_image)
+    {
+        gtk_widget_destroy(pageData->m_image);
+        pageData->m_image = NULL;
+    }
+    pageData->m_imageIndex = image;
+
+    return true;
+}

 
 

-bool wxNotebook::SetPageText( const int page, const wxString &text )
+wxSize wxNotebook::CalcSizeFromPage(const wxSize& sizePage) const

 {
 {

-  wxNotebookPage* nb_page = GetNotebookPage(page);
-  if (!nb_page) return FALSE;
-  
-  nb_page->m_text = text;
- 
-  // recreate
-   
-  return TRUE;
-};
+    // Compute the max size of the tab labels.
+    wxSize sizeTabMax;
+    const size_t pageCount = GetPageCount();
+    for ( size_t n = 0; n < pageCount; n++ )
+    {
+        GtkRequisition req;
+        gtk_widget_size_request(GetNotebookPage(n)->m_box, &req);
+        sizeTabMax.IncTo(wxSize(req.width, req.height));
+    }
+
+    // Unfortunately this doesn't account for the real tab size and I don't
+    // know how to find it, e.g. where do the margins below come from.
+    const int PAGE_MARGIN = 3;
+    const int TAB_MARGIN = 4;
+
+    sizeTabMax.IncBy(3*TAB_MARGIN);
+
+    wxSize sizeFull(sizePage);
+    if ( IsVertical() )
+        sizeFull.y += sizeTabMax.y;
+    else
+        sizeFull.x += sizeTabMax.x;
+
+    sizeFull.IncBy(2*PAGE_MARGIN);
+
+    return sizeFull;
+}

 
 

-bool wxNotebook::SetPageImage( const int page, const int image )
-{
-  wxNotebookPage* nb_page = GetNotebookPage(page);
-  if (!nb_page)
-    return FALSE;
-  
-  nb_page->m_image = image;
- 
-  // recreate
-   
-  return TRUE;
-};
+void wxNotebook::SetPadding( const wxSize &padding )
+{
+    wxCHECK_RET( m_widget != NULL, wxT("invalid notebook") );
+
+    m_padding = padding.GetWidth();
+
+    for (size_t i = GetPageCount(); i--;)
+    {
+        wxGtkNotebookPage* pageData = GetNotebookPage(i);
+        if (pageData->m_image)
+        {
+            gtk_box_set_child_packing(GTK_BOX(pageData->m_box),
+                pageData->m_image, false, false, m_padding, GTK_PACK_START);
+        }
+        gtk_box_set_child_packing(GTK_BOX(pageData->m_box),
+            pageData->m_label, false, false, m_padding, GTK_PACK_END);
+    }
+}

 
 

-bool wxNotebook::SetPageData( const int page, void* data )
+void wxNotebook::SetTabSize(const wxSize& WXUNUSED(sz))

 {
 {

-  wxNotebookPage* nb_page = GetNotebookPage(page);
-  if (!nb_page) return FALSE;
+    wxFAIL_MSG( wxT("wxNotebook::SetTabSize not implemented") );
+}

 
 

-  nb_page->m_clientData = data;
-  
-  return TRUE;
-};
+bool wxNotebook::DeleteAllPages()
+{
+    for (size_t i = GetPageCount(); i--;)
+        DeletePage(i);
+
+    return wxNotebookBase::DeleteAllPages();
+}

 
 

-void wxNotebook::SetPageSize( const wxSize &WXUNUSED(size) )
+wxNotebookPage *wxNotebook::DoRemovePage( size_t page )

 {
 {

-};
+    // We cannot remove the page yet, as GTK sends the "switch_page"
+    // signal before it has removed the notebook-page from its
+    // corresponding list. Thus, if we were to remove the page from
+    // m_pages at this point, the two lists of pages would be out
+    // of sync during the PAGE_CHANGING/PAGE_CHANGED events.
+    wxNotebookPage *client = GetPage(page);
+    if ( !client )
+        return NULL;
+
+    // we don't need to unparent the client->m_widget; GTK+ will do
+    // that for us (and will throw a warning if we do it!)
+    gtk_notebook_remove_page( GTK_NOTEBOOK(m_widget), page );
+
+    // It's safe to remove the page now.
+    wxASSERT_MSG(GetPage(page) == client, wxT("pages changed during delete"));
+    wxNotebookBase::DoRemovePage(page);
+
+    wxGtkNotebookPage* p = GetNotebookPage(page);
+    m_pagesData.DeleteObject(p);
+    delete p;
+
+    return client;
+}

 
 

-void wxNotebook::SetPadding( const wxSize &WXUNUSED(padding) )
+bool wxNotebook::InsertPage( size_t position,
+                             wxNotebookPage* win,
+                             const wxString& text,
+                             bool select,
+                             int imageId )

 {
 {

- //  what's this ?
-};
+    wxCHECK_MSG( m_widget != NULL, false, wxT("invalid notebook") );
+
+    wxCHECK_MSG( win->GetParent() == this, false,
+               wxT("Can't add a page whose parent is not the notebook!") );
+
+    wxCHECK_MSG( position <= GetPageCount(), false,
+                 wxT("invalid page index in wxNotebookPage::InsertPage()") );
+
+    // Hack Alert! (Part II): See above in wxNotebook::AddChildGTK
+    // why this has to be done.
+    gtk_widget_unparent(win->m_widget);
+
+    if (m_themeEnabled)
+        win->SetThemeEnabled(true);
+
+    GtkNotebook *notebook = GTK_NOTEBOOK(m_widget);
+
+    wxGtkNotebookPage* pageData = new wxGtkNotebookPage;
+
+    m_pages.Insert(win, position);
+    m_pagesData.Insert(position, pageData);
+
+    // set the label image and text
+    // this must be done before adding the page, as GetPageText
+    // and GetPageImage will otherwise return wrong values in
+    // the page-changed event that results from inserting the
+    // first page.
+    pageData->m_imageIndex = imageId;
+
+    pageData->m_box = gtk_hbox_new(false, 1);
+    gtk_container_set_border_width(GTK_CONTAINER(pageData->m_box), 2);
+
+    pageData->m_image = NULL;
+    if (imageId != -1)
+    {
+        if (HasImageList())
+        {
+            const wxBitmap* bitmap = GetImageList()->GetBitmapPtr(imageId);
+            pageData->m_image = gtk_image_new_from_pixbuf(bitmap->GetPixbuf());
+            gtk_box_pack_start(GTK_BOX(pageData->m_box),
+                pageData->m_image, false, false, m_padding);
+        }
+        else
+        {
+            wxFAIL_MSG("invalid notebook imagelist");
+        }
+    }
+
+    /* set the label text */
+    pageData->m_label = gtk_label_new(wxGTK_CONV(wxStripMenuCodes(text)));
+    gtk_box_pack_end(GTK_BOX(pageData->m_box),
+        pageData->m_label, false, false, m_padding);
+
+    gtk_widget_show_all(pageData->m_box);
+    gtk_notebook_insert_page(notebook, win->m_widget, pageData->m_box, position);
+
+    /* apply current style */
+#ifdef __WXGTK3__
+    GTKApplyStyle(pageData->m_label, NULL);
+#else
+    GtkRcStyle *style = GTKCreateWidgetStyle();
+    if ( style )
+    {
+        gtk_widget_modify_style(pageData->m_label, style);
+        g_object_unref(style);
+    }
+#endif

 
 

-bool wxNotebook::DeleteAllPages(void)
-{
-  wxNode *page_node = m_pages.First();
-  while (page_node)
-  {
-    wxNotebookPage *page = (wxNotebookPage*)page_node->Data();
-    
-    DeletePage( page->m_id );
-    
-    page_node = m_pages.First();
-  };
-  
-  return TRUE;
-};
+    if (select && GetPageCount() > 1)
+    {
+        SetSelection( position );
+    }

 
 

-bool wxNotebook::DeletePage( const int page )
-{
-  wxNotebookPage* nb_page = GetNotebookPage(page);
-  if (!nb_page) return FALSE;
-
-  int page_num = 0;
-  GList *child = GTK_NOTEBOOK(m_widget)->children;
-  while (child)
-  {
-    if (nb_page->m_page == (GtkNotebookPage*)child->data) break;
-    page_num++;
-    child = child->next;
-  };
-
-  wxASSERT( child );
-        
-  delete nb_page->m_clientPanel;
-  
-//  Amazingly, this is not necessary
-//  gtk_notebook_remove_page( GTK_NOTEBOOK(m_widget), page_num );
-  
-  m_pages.DeleteObject( nb_page );
-    
-  return TRUE;
-};
+    InvalidateBestSize();
+    return true;
+}

 
 

-bool wxNotebook::AddPage(wxWindow* win, const wxString& text, const int imageId, void* data)
-{
-  // we've created the notebook page in AddChild(). Now we just have to set
-  // the caption for the page and set the others parameters.
-
-  // first, find the page
-  wxNotebookPage *page = NULL;
-
-  wxNode *node = m_pages.First();
-  while (node)
-  {
-    page = (wxNotebookPage*)node->Data();
-    if ( page->m_clientPanel == win ) 
-      break; // found
-    node = node->Next();
-  };
-  
-  if ( page == NULL ) {
-    wxFAIL_MSG("Can't add a page whose parent is not the notebook!");
-
-    return FALSE;
-  }
-  
-  // then set the attributes
-  page->m_text = text;
-  if ( page->m_text.IsEmpty() )
-    page->m_text = "";
-  page->m_image = imageId;
-  page->m_clientData = data;
-  gtk_label_set(page->m_label, page->m_text);
-
-  return TRUE;
-};
+// helper for HitTest(): check if the point lies inside the given widget which
+// is the child of the notebook whose position and border size are passed as
+// parameters
+static bool
+IsPointInsideWidget(const wxPoint& pt, GtkWidget *w,
+                    gint x, gint y, gint border = 0)
+{
+    GtkAllocation a;
+    gtk_widget_get_allocation(w, &a);
+    return
+        (pt.x >= a.x - x - border) &&
+        (pt.x <= a.x - x + border + a.width) &&
+        (pt.y >= a.y - y - border) &&
+        (pt.y <= a.y - y + border + a.height);
+}

 
 

-wxWindow *wxNotebook::GetPageWindow( const int page ) const
+int wxNotebook::HitTest(const wxPoint& pt, long *flags) const

 {
 {

-  wxNotebookPage* nb_page = GetNotebookPage(page);
-  if (!nb_page) return NULL;
-  
-  return nb_page->m_clientPanel;
-};
+    GtkAllocation a;
+    gtk_widget_get_allocation(m_widget, &a);
+    const int x = a.x;
+    const int y = a.y;
+
+    const size_t count = GetPageCount();
+    size_t i = 0;
+
+#if !GTK_CHECK_VERSION(3,0,0) && !defined(GSEAL_ENABLE)
+    GtkNotebook * notebook = GTK_NOTEBOOK(m_widget);
+    if (gtk_notebook_get_scrollable(notebook))
+        i = g_list_position( notebook->children, notebook->first_tab );
+#endif

 
 

-void wxNotebook::AddChild( wxWindow *win )
-{
-  // @@@ normally done in wxWindow::AddChild but for some reason wxNotebook
-  // case is speicla there (Robert?)
-  m_children.Append(win);
-
-  wxNotebookPage *page = new wxNotebookPage();
-
-  page->m_id = GetPageCount();
-  page->m_label = (GtkLabel *)gtk_label_new("no caption");
-  page->m_clientPanel = win;
-  gtk_notebook_append_page(GTK_NOTEBOOK(m_widget), win->m_widget, 
-                           (GtkWidget *)page->m_label);
-  gtk_misc_set_alignment(GTK_MISC(page->m_label), 0.0, 0.5);
-    
-  page->m_page = (GtkNotebookPage*)
-                 (
-                    g_list_last(GTK_NOTEBOOK(m_widget)->children)->data
-                 );
-  
-  if (!page->m_page)
-  {
-     wxLogFatalError( "Notebook page creation error" );
-     return;
-  }
-
-  m_pages.Append( page );
-};
+    for ( ; i < count; i++ )
+    {
+        wxGtkNotebookPage* pageData = GetNotebookPage(i);
+        GtkWidget* box = pageData->m_box;
+
+        const gint border = gtk_container_get_border_width(GTK_CONTAINER(box));
+
+        if ( IsPointInsideWidget(pt, box, x, y, border) )
+        {
+            // ok, we're inside this tab -- now find out where, if needed
+            if ( flags )
+            {
+                if (pageData->m_image && IsPointInsideWidget(pt, pageData->m_image, x, y))
+                {
+                    *flags = wxBK_HITTEST_ONICON;
+                }
+                else if (IsPointInsideWidget(pt, pageData->m_label, x, y))
+                {
+                    *flags = wxBK_HITTEST_ONLABEL;
+                }
+                else
+                {
+                    *flags = wxBK_HITTEST_ONITEM;
+                }
+            }
+
+            return i;
+        }
+    }
+
+    if ( flags )
+    {
+        *flags = wxBK_HITTEST_NOWHERE;
+        wxWindowBase * page = GetCurrentPage();
+        if ( page )
+        {
+            // rect origin is in notebook's parent coordinates
+            wxRect rect = page->GetRect();
+
+            // adjust it to the notebook's coordinates
+            wxPoint pos = GetPosition();
+            rect.x -= pos.x;
+            rect.y -= pos.y;
+            if ( rect.Contains( pt ) )
+                *flags |= wxBK_HITTEST_ONPAGE;
+        }
+    }
+
+    return wxNOT_FOUND;
+}

 
 

-void wxNotebook::OnSize(wxSizeEvent& event)
+void wxNotebook::OnNavigationKey(wxNavigationKeyEvent& event)

 {
 {

-  // forward this event to all pages
-  wxNode *node = m_pages.First();
-  while (node)
-  {
-    wxNotebookPage *page = (wxNotebookPage*)node->Data();
-    page->m_clientPanel->SetSize(event.GetSize().GetX(), event.GetSize().GetY());
+    if (event.IsWindowChange())
+        AdvanceSelection( event.GetDirection() );
+    else
+        event.Skip();
+}
+
+#if wxUSE_CONSTRAINTS

 
 

-    node = node->Next();
-  };
+// override these 2 functions to do nothing: everything is done in OnSize
+void wxNotebook::SetConstraintSizes( bool WXUNUSED(recurse) )
+{
+    // don't set the sizes of the pages - their correct size is not yet known
+    wxControl::SetConstraintSizes(false);

 }
 
 }
 

-//-----------------------------------------------------------------------------
-// wxTabEvent
-//-----------------------------------------------------------------------------
+bool wxNotebook::DoPhase( int WXUNUSED(nPhase) )
+{
+    return true;
+}
+
+#endif

 
 

-IMPLEMENT_DYNAMIC_CLASS(wxTabEvent, wxCommandEvent)
+void wxNotebook::DoApplyWidgetStyle(GtkRcStyle *style)
+{
+    GTKApplyStyle(m_widget, style);
+    for (size_t i = GetPageCount(); i--;)
+        GTKApplyStyle(GetNotebookPage(i)->m_label, style);
+}

 
 

-wxTabEvent::wxTabEvent( WXTYPE commandType, int id ) :
-  wxCommandEvent(commandType, id)
+GdkWindow *wxNotebook::GTKGetWindow(wxArrayGdkWindows& windows) const

 {
 {

-};
+    windows.push_back(gtk_widget_get_window(m_widget));
+#ifdef __WXGTK3__
+    // no access to internal GdkWindows
+#else
+    windows.push_back(GTK_NOTEBOOK(m_widget)->event_window);
+#endif
+
+    return NULL;
+}

 
 

+// static
+wxVisualAttributes
+wxNotebook::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
+{
+    return GetDefaultAttributesFromGTKWidget(gtk_notebook_new);
+}
+
+#endif