]> git.saurik.com Git - wxWidgets.git/blobdiff - src/gtk/frame.cpp
avoid causing idle event from GetValue(), fixes #11013
[wxWidgets.git] / src / gtk / frame.cpp
index 910ff36947c33186275f8b0104fb6cf4724f2990..bcb72003feaa54ef3b958c0f7f2cc09a2d2914e5 100644 (file)
 #endif // WX_PRECOMP
 
 #include <gtk/gtk.h>
-#include "wx/gtk/win_gtk.h"
 
-// ----------------------------------------------------------------------------
-// constants
-// ----------------------------------------------------------------------------
+#if wxUSE_LIBHILDON
+    #include <hildon-widgets/hildon-window.h>
+#endif // wxUSE_LIBHILDON
 
-static const int wxSTATUS_HEIGHT  = 25;
-static const int wxPLACE_HOLDER   = 0;
+#if wxUSE_LIBHILDON2
+    #include <hildon/hildon.h>
+#endif // wxUSE_LIBHILDON2
 
 // ----------------------------------------------------------------------------
 // event tables
@@ -38,87 +38,12 @@ IMPLEMENT_DYNAMIC_CLASS(wxFrame, wxTopLevelWindow)
 // implementation
 // ============================================================================
 
-// ----------------------------------------------------------------------------
-// GTK callbacks
-// ----------------------------------------------------------------------------
-
-#if wxUSE_MENUS_NATIVE
-
-//-----------------------------------------------------------------------------
-// "child_attached" of menu bar
-//-----------------------------------------------------------------------------
-
-extern "C" {
-static void gtk_menu_attached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win )
-{
-    if (!win->m_hasVMT) return;
-
-    win->m_menuBarDetached = false;
-    win->GtkUpdateSize();
-}
-}
-
-//-----------------------------------------------------------------------------
-// "child_detached" of menu bar
-//-----------------------------------------------------------------------------
-
-extern "C" {
-static void gtk_menu_detached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win )
-{
-    if (!win->m_hasVMT) return;
-
-    // Raise the client area area
-    gdk_window_raise( win->m_wxwindow->window );
-
-    win->m_menuBarDetached = true;
-    win->GtkUpdateSize();
-}
-}
-
-#endif // wxUSE_MENUS_NATIVE
-
-#if wxUSE_TOOLBAR
-//-----------------------------------------------------------------------------
-// "child_attached" of tool bar
-//-----------------------------------------------------------------------------
-
-extern "C" {
-static void gtk_toolbar_attached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win )
-{
-    if (!win->m_hasVMT) return;
-
-    win->m_toolBarDetached = false;
-    win->GtkUpdateSize();
-}
-}
-
-//-----------------------------------------------------------------------------
-// "child_detached" of tool bar
-//-----------------------------------------------------------------------------
-
-extern "C" {
-static void gtk_toolbar_detached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win )
-{
-    if (!win->m_hasVMT) return;
-
-    // Raise the client area area
-    gdk_window_raise( win->m_wxwindow->window );
-
-    win->m_toolBarDetached = true;
-    win->GtkUpdateSize();
-}
-}
-#endif // wxUSE_TOOLBAR
-
 // ----------------------------------------------------------------------------
 // wxFrame creation
 // ----------------------------------------------------------------------------
 
 void wxFrame::Init()
 {
-    m_menuBarDetached = false;
-    m_toolBarDetached = false;
-    m_menuBarHeight = 2;
     m_fsSaveFlag = 0;
 }
 
@@ -135,7 +60,8 @@ bool wxFrame::Create( wxWindow *parent,
 
 wxFrame::~wxFrame()
 {
-    m_isBeingDeleted = true;
+    SendDestroyEvent();
+
     DeleteAllBars();
 }
 
@@ -153,33 +79,38 @@ void wxFrame::DoGetClientSize( int *width, int *height ) const
     {
 #if wxUSE_MENUS_NATIVE
         // menu bar
-        if (HasVisibleMenubar() && !m_menuBarDetached)
+        if (m_frameMenuBar && m_frameMenuBar->IsShown())
         {
-            *height -= m_menuBarHeight;
+            GtkRequisition req;
+            gtk_widget_size_request(m_frameMenuBar->m_widget, &req);
+#if !wxUSE_LIBHILDON && !wxUSE_LIBHILDON2
+            *height -= req.height;
+#endif
         }
 #endif // wxUSE_MENUS_NATIVE
 
 #if wxUSE_STATUSBAR
         // status bar
-        if (m_frameStatusBar && GTK_WIDGET_VISIBLE(m_frameStatusBar->m_widget))
-            *height -= wxSTATUS_HEIGHT;
+        if (m_frameStatusBar && m_frameStatusBar->IsShown())
+            *height -= m_frameStatusBar->m_height;
 #endif // wxUSE_STATUSBAR
     }
 
 #if wxUSE_TOOLBAR
     // tool bar
-    if (m_frameToolBar &&
-        GTK_WIDGET_VISIBLE(m_frameToolBar->m_widget) && !m_toolBarDetached)
+    if (m_frameToolBar && m_frameToolBar->IsShown())
     {
+        GtkRequisition req;
+        gtk_widget_size_request(m_frameToolBar->m_widget, &req);
         if (m_frameToolBar->IsVertical())
         {
             if (width)
-                *width -= m_frameToolBar->GetSize().x;
+                *width -= req.width;
         }
         else
         {
             if (height)
-                *height -= m_frameToolBar->GetSize().y;
+                *height -= req.height;
         }
     }
 #endif // wxUSE_TOOLBAR
@@ -190,11 +121,78 @@ void wxFrame::DoGetClientSize( int *width, int *height ) const
         *height = 0;
 }
 
+#if wxUSE_MENUS && wxUSE_ACCEL
+// Helper for wxCreateAcceleratorTableForMenuBar
+static void wxAddAccelerators(wxList& accelEntries, wxMenu* menu)
+{
+    size_t i;
+    for (i = 0; i < menu->GetMenuItems().GetCount(); i++)
+    {
+        wxMenuItem* item = (wxMenuItem*) menu->GetMenuItems().Item(i)->GetData();
+        if (item->GetSubMenu())
+        {
+            wxAddAccelerators(accelEntries, item->GetSubMenu());
+        }
+        else if (!item->GetItemLabel().IsEmpty())
+        {
+            wxAcceleratorEntry* entry = wxAcceleratorEntry::Create(item->GetItemLabel());
+            if (entry)
+            {
+                entry->Set(entry->GetFlags(), entry->GetKeyCode(), item->GetId());
+                accelEntries.Append((wxObject*) entry);
+            }
+        }
+    }
+}
+
+// Create an accelerator table consisting of all the accelerators
+// from the menubar in the given menus
+static wxAcceleratorTable wxCreateAcceleratorTableForMenuBar(wxMenuBar* menuBar)
+{
+    wxList accelEntries;
+
+    size_t i;
+    for (i = 0; i < menuBar->GetMenuCount(); i++)
+    {
+        wxAddAccelerators(accelEntries, menuBar->GetMenu(i));
+    }
+
+    size_t n = accelEntries.GetCount();
+
+    if (n == 0)
+        return wxAcceleratorTable();
+
+    wxAcceleratorEntry* entries = new wxAcceleratorEntry[n];
+
+    for (i = 0; i < accelEntries.GetCount(); i++)
+    {
+        wxAcceleratorEntry* entry = (wxAcceleratorEntry*) accelEntries.Item(i)->GetData();
+        entries[i] = (*entry);
+        delete entry;
+
+    }
+
+    wxAcceleratorTable table(n, entries);
+    delete[] entries;
+
+    return table;
+}
+#endif // wxUSE_MENUS && wxUSE_ACCEL
+
 bool wxFrame::ShowFullScreen(bool show, long style)
 {
     if (!wxFrameBase::ShowFullScreen(show, style))
         return false;
 
+#if wxUSE_MENUS && wxUSE_ACCEL
+    if (show && GetMenuBar())
+    {
+        wxAcceleratorTable table(wxCreateAcceleratorTableForMenuBar(GetMenuBar()));
+        if (table.IsOk())
+            SetAcceleratorTable(table);
+    }
+#endif // wxUSE_MENUS && wxUSE_ACCEL
+
     wxWindow* const bar[] = {
 #if wxUSE_MENUS
         m_frameMenuBar,
@@ -239,188 +237,6 @@ bool wxFrame::ShowFullScreen(bool show, long style)
     return true;
 }
 
-void wxFrame::GtkOnSize()
-{
-    // avoid recursions
-    if (m_resizing) return;
-    m_resizing = true;
-
-    // this shouldn't happen: wxFrame, wxMDIParentFrame and wxMDIChildFrame have m_wxwindow
-    wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );
-
-    // space occupied by m_frameToolBar and m_frameMenuBar
-    int client_area_x_offset = 0,
-        client_area_y_offset = 0;
-
-    /* wxMDIChildFrame derives from wxFrame but it _is_ a wxWindow as it uses
-       wxWindow::Create to create it's GTK equivalent. m_mainWidget is only
-       set in wxFrame::Create so it is used to check what kind of frame we
-       have here. if m_mainWidget is NULL it is a wxMDIChildFrame and so we
-       skip the part which handles m_frameMenuBar, m_frameToolBar and (most
-       importantly) m_mainWidget */
-
-    ConstrainSize();
-
-    int width, height;
-    GTKDoGetSize(&width, &height);
-
-    if (m_mainWidget)
-    {
-        // TODO
-        // Rewrite this terrible code to using GtkVBox
-
-        // m_mainWidget holds the menubar, the toolbar and the client
-        // area, which is represented by m_wxwindow.
-
-#if wxUSE_MENUS_NATIVE
-        int menubarHeight = 0;
-#endif
-
-#if wxUSE_MENUS_NATIVE
-        if (HasVisibleMenubar())
-        {
-            int xx = m_miniEdge;
-            int yy = m_miniEdge + m_miniTitle;
-            int ww = width - 2*m_miniEdge;
-            if (ww < 0)
-                ww = 0;
-            menubarHeight = m_menuBarHeight;
-            if (m_menuBarDetached) menubarHeight = wxPLACE_HOLDER;
-            m_frameMenuBar->m_x = xx;
-            m_frameMenuBar->m_y = yy;
-            m_frameMenuBar->m_width = ww;
-            m_frameMenuBar->m_height = menubarHeight;
-            gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
-                                  m_frameMenuBar->m_widget,
-                                  xx, yy, ww, menubarHeight);
-            client_area_y_offset += menubarHeight;
-        }
-#endif // wxUSE_MENUS_NATIVE
-
-#if wxUSE_TOOLBAR
-        if ((m_frameToolBar) && m_frameToolBar->IsShown() &&
-            (m_frameToolBar->m_widget->parent == m_mainWidget))
-        {
-            int xx = m_miniEdge;
-            int yy = m_miniEdge + m_miniTitle
-#if wxUSE_MENUS_NATIVE
-                        + menubarHeight
-#endif
-                        ;
-
-            m_frameToolBar->m_x = xx;
-            m_frameToolBar->m_y = yy;
-
-            // don't change the toolbar's reported height/width
-            int ww, hh;
-            if ( m_frameToolBar->GetWindowStyle() & wxTB_VERTICAL )
-            {
-                ww = m_toolBarDetached ? wxPLACE_HOLDER
-                                       : m_frameToolBar->m_width;
-                hh = height - 2*m_miniEdge;
-
-                client_area_x_offset += ww;
-            }
-            else if( m_frameToolBar->HasFlag(wxTB_RIGHT) )
-            {
-               yy += 2;
-               ww = m_toolBarDetached ? wxPLACE_HOLDER
-                                      : m_frameToolBar->m_width;
-               xx = GetClientSize().x - 1;
-               hh = height - 2*m_miniEdge;
-               if( hh < 0 )
-                  hh = 0;
-
-            }
-            else if( m_frameToolBar->GetWindowStyle() & wxTB_BOTTOM )
-            {
-                xx = m_miniEdge;
-                yy = GetClientSize().y;
-#if wxUSE_MENUS_NATIVE
-                yy += m_menuBarHeight;
-#endif // wxUSE_MENUS_NATIVE
-                m_frameToolBar->m_x = xx;
-                m_frameToolBar->m_y = yy;
-                ww = width - 2*m_miniEdge;
-                hh = m_toolBarDetached ? wxPLACE_HOLDER
-                                       : m_frameToolBar->m_height;
-            }
-            else
-            {
-                ww = width - 2*m_miniEdge;
-                hh = m_toolBarDetached ? wxPLACE_HOLDER
-                                       : m_frameToolBar->m_height;
-
-                client_area_y_offset += hh;
-            }
-
-            if (ww < 0)
-                ww = 0;
-            if (hh < 0)
-                hh = 0;
-            gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
-                                  m_frameToolBar->m_widget,
-                                  xx, yy, ww, hh );
-        }
-#endif // wxUSE_TOOLBAR
-
-        int client_x = client_area_x_offset + m_miniEdge;
-        int client_y = client_area_y_offset + m_miniEdge + m_miniTitle;
-        int client_w = width - client_area_x_offset - 2*m_miniEdge;
-        int client_h = height - client_area_y_offset- 2*m_miniEdge - m_miniTitle;
-        if (client_w < 0)
-            client_w = 0;
-        if (client_h < 0)
-            client_h = 0;
-        gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
-                              m_wxwindow,
-                              client_x, client_y, client_w, client_h );
-    }
-    else
-    {
-        // If there is no m_mainWidget between m_widget and m_wxwindow there
-        // is no need to set the size or position of m_wxwindow.
-    }
-
-#if wxUSE_STATUSBAR
-    if (m_frameStatusBar && m_frameStatusBar->IsShown())
-    {
-        int xx = 0 + m_miniEdge;
-        int yy = height - wxSTATUS_HEIGHT - m_miniEdge - client_area_y_offset;
-        int ww = width - 2*m_miniEdge;
-        if (ww < 0)
-            ww = 0;
-        int hh = wxSTATUS_HEIGHT;
-        m_frameStatusBar->m_x = xx;
-        m_frameStatusBar->m_y = yy;
-        m_frameStatusBar->m_width = ww;
-        m_frameStatusBar->m_height = hh;
-        gtk_pizza_set_size( GTK_PIZZA(m_wxwindow),
-                            m_frameStatusBar->m_widget,
-                            xx, yy, ww, hh );
-    }
-#endif // wxUSE_STATUSBAR
-
-    m_sizeSet = true;
-
-    // send size event to frame
-    wxSizeEvent event( wxSize(m_width,m_height), GetId() );
-    event.SetEventObject( this );
-    GetEventHandler()->ProcessEvent( event );
-
-#if wxUSE_STATUSBAR
-    // send size event to status bar
-    if (m_frameStatusBar)
-    {
-        wxSizeEvent event2( wxSize(m_frameStatusBar->m_width,m_frameStatusBar->m_height), m_frameStatusBar->GetId() );
-        event2.SetEventObject( m_frameStatusBar );
-        m_frameStatusBar->GetEventHandler()->ProcessEvent( event2 );
-    }
-#endif // wxUSE_STATUSBAR
-
-    m_resizing = false;
-}
-
 void wxFrame::OnInternalIdle()
 {
     wxFrameBase::OnInternalIdle();
@@ -462,25 +278,21 @@ void wxFrame::DetachMenuBar()
 
     if ( m_frameMenuBar )
     {
+#if wxUSE_LIBHILDON || wxUSE_LIBHILDON2
+        hildon_window_set_menu(HILDON_WINDOW(m_widget), NULL);
+#else // !wxUSE_LIBHILDON && !wxUSE_LIBHILDON2
         m_frameMenuBar->UnsetInvokingWindow( this );
 
-        if (m_frameMenuBar->GetWindowStyle() & wxMB_DOCKABLE)
-        {
-            g_signal_handlers_disconnect_by_func (m_frameMenuBar->m_widget,
-                    (gpointer) gtk_menu_attached_callback,
-                    this);
-
-            g_signal_handlers_disconnect_by_func (m_frameMenuBar->m_widget,
-                    (gpointer) gtk_menu_detached_callback,
-                    this);
-        }
-
         gtk_widget_ref( m_frameMenuBar->m_widget );
 
         gtk_container_remove( GTK_CONTAINER(m_mainWidget), m_frameMenuBar->m_widget );
+#endif // wxUSE_LIBHILDON || wxUSE_LIBHILDON2 /!wxUSE_LIBHILDON && !wxUSE_LIBHILDON2
     }
 
     wxFrameBase::DetachMenuBar();
+
+    // make sure next size_allocate causes a wxSizeEvent
+    m_oldClientWidth = 0;
 }
 
 void wxFrame::AttachMenuBar( wxMenuBar *menuBar )
@@ -489,61 +301,37 @@ void wxFrame::AttachMenuBar( wxMenuBar *menuBar )
 
     if (m_frameMenuBar)
     {
+#if wxUSE_LIBHILDON || wxUSE_LIBHILDON2
+        hildon_window_set_menu(HILDON_WINDOW(m_widget),
+                               GTK_MENU(m_frameMenuBar->m_menubar));
+#else // !wxUSE_LIBHILDON && !wxUSE_LIBHILDON2
         m_frameMenuBar->SetInvokingWindow( this );
 
         m_frameMenuBar->SetParent(this);
-        gtk_pizza_put( GTK_PIZZA(m_mainWidget),
-                m_frameMenuBar->m_widget,
-                m_frameMenuBar->m_x,
-                m_frameMenuBar->m_y,
-                m_frameMenuBar->m_width,
-                m_frameMenuBar->m_height );
-
-        if (menuBar->GetWindowStyle() & wxMB_DOCKABLE)
-        {
-            g_signal_connect (menuBar->m_widget, "child_attached",
-                              G_CALLBACK (gtk_menu_attached_callback),
-                              this);
-            g_signal_connect (menuBar->m_widget, "child_detached",
-                              G_CALLBACK (gtk_menu_detached_callback),
-                              this);
-        }
-
-        gtk_widget_show( m_frameMenuBar->m_widget );
 
-        UpdateMenuBarSize();
-    }
-    else
-    {
-        m_menuBarHeight = 2;
-        GtkUpdateSize();        // resize window in OnInternalIdle
-    }
-}
+        // menubar goes into top of vbox (m_mainWidget)
+        gtk_box_pack_start(
+            GTK_BOX(m_mainWidget), menuBar->m_widget, false, false, 0);
+        gtk_box_reorder_child(GTK_BOX(m_mainWidget), menuBar->m_widget, 0);
 
-void wxFrame::UpdateMenuBarSize()
-{
-    m_menuBarHeight = 2;
+        // disconnect wxWindowGTK "size_request" handler,
+        // it interferes with sizing of detached GtkHandleBox
+        gulong handler_id = g_signal_handler_find(
+            menuBar->m_widget,
+            GSignalMatchType(G_SIGNAL_MATCH_ID | G_SIGNAL_MATCH_DATA),
+            g_signal_lookup("size_request", GTK_TYPE_WIDGET),
+            0, NULL, NULL, menuBar);
+        if (handler_id != 0)
+            g_signal_handler_disconnect(menuBar->m_widget, handler_id);
 
-    // this is called after Remove with a NULL m_frameMenuBar
-    if ( m_frameMenuBar )
-    {
-        GtkRequisition req;
-        gtk_widget_ensure_style(m_frameMenuBar->m_widget);
-        // have to call class method directly because
-        // "size_request" signal is overridden by wx
-        GTK_WIDGET_GET_CLASS(m_frameMenuBar->m_widget)->size_request(
-            m_frameMenuBar->m_widget, &req);
+        // reset size request to allow native sizing to work
+        gtk_widget_set_size_request(menuBar->m_widget, -1, -1);
 
-        m_menuBarHeight = req.height;
+        gtk_widget_show( m_frameMenuBar->m_widget );
+#endif // wxUSE_LIBHILDON || wxUSE_LIBHILDON2/!wxUSE_LIBHILDON && !wxUSE_LIBHILDON2
     }
-
-    // resize window in OnInternalIdle
-    GtkUpdateSize();
-}
-
-bool wxFrame::HasVisibleMenubar() const
-{
-    return m_frameMenuBar && m_frameMenuBar->IsShown();
+    // make sure next size_allocate causes a wxSizeEvent
+    m_oldClientWidth = 0;
 }
 #endif // wxUSE_MENUS_NATIVE
 
@@ -551,30 +339,61 @@ bool wxFrame::HasVisibleMenubar() const
 
 void wxFrame::SetToolBar(wxToolBar *toolbar)
 {
-    wxFrameBase::SetToolBar(toolbar);
-
-    if ( m_frameToolBar )
+    m_frameToolBar = toolbar;
+    if (toolbar)
     {
-        // insert into toolbar area if not already there
-        if ((m_frameToolBar->m_widget->parent) &&
-            (m_frameToolBar->m_widget->parent != m_mainWidget))
+        if (toolbar->IsVertical())
         {
-            GetChildren().DeleteObject( m_frameToolBar );
-
-            gtk_widget_reparent( m_frameToolBar->m_widget, m_mainWidget );
+            // Vertical toolbar and m_wxwindow go into an hbox, inside the
+            // vbox (m_mainWidget). hbox is created on demand.
+            GtkWidget* hbox = m_wxwindow->parent;
+            if (!GTK_IS_HBOX(hbox))
+            {
+                hbox = gtk_hbox_new(false, 0);
+                gtk_widget_show(hbox);
+                gtk_container_add(GTK_CONTAINER(m_mainWidget), hbox);
+                gtk_widget_reparent(m_wxwindow, hbox);
+            }
+            gtk_widget_reparent(toolbar->m_widget, hbox);
+            gtk_box_set_child_packing(GTK_BOX(hbox),
+                toolbar->m_widget, false, false, 0, GTK_PACK_START);
+
+            int pos = 0;  // left
+            if (toolbar->HasFlag(wxTB_RIGHT))
+                pos = 1;  // right
+            gtk_box_reorder_child(GTK_BOX(hbox), toolbar->m_widget, pos);
         }
-#if wxUSE_TOOLBAR_NATIVE
-        if (m_frameToolBar->HasFlag(wxTB_DOCKABLE))
+        else
         {
-            g_signal_connect(m_frameToolBar->m_widget, "child_attached",
-                G_CALLBACK(gtk_toolbar_attached_callback), this);
-            g_signal_connect(m_frameToolBar->m_widget, "child_detached",
-                G_CALLBACK(gtk_toolbar_detached_callback), this);
+            // Horizontal toolbar goes into vbox (m_mainWidget)
+            gtk_widget_reparent(toolbar->m_widget, m_mainWidget);
+            gtk_box_set_child_packing(GTK_BOX(m_mainWidget),
+                toolbar->m_widget, false, false, 0, GTK_PACK_START);
+
+            int pos = 0;  // top
+            if (m_frameMenuBar)
+                pos = 1;  // below menubar
+            if (toolbar->HasFlag(wxTB_BOTTOM))
+                pos += 2;  // below client area (m_wxwindow)
+            gtk_box_reorder_child(
+                GTK_BOX(m_mainWidget), toolbar->m_widget, pos);
         }
-#endif // wxUSE_TOOLBAR_NATIVE
-    }
 
-    GtkUpdateSize();
+        // disconnect wxWindowGTK "size_request" handler,
+        // it interferes with sizing of detached GtkHandleBox
+        gulong handler_id = g_signal_handler_find(
+            toolbar->m_widget,
+            GSignalMatchType(G_SIGNAL_MATCH_ID | G_SIGNAL_MATCH_DATA),
+            g_signal_lookup("size_request", GTK_TYPE_WIDGET),
+            0, NULL, NULL, toolbar);
+        if (handler_id != 0)
+            g_signal_handler_disconnect(toolbar->m_widget, handler_id);
+
+        // reset size request to allow native sizing to work
+        gtk_widget_set_size_request(toolbar->m_widget, -1, -1);
+    }
+    // make sure next size_allocate causes a wxSizeEvent
+    m_oldClientWidth = 0;
 }
 
 #endif // wxUSE_TOOLBAR
@@ -583,7 +402,17 @@ void wxFrame::SetToolBar(wxToolBar *toolbar)
 
 void wxFrame::SetStatusBar(wxStatusBar *statbar)
 {
-    wxFrameBase::SetStatusBar(statbar);
-    GtkUpdateSize();
+    m_frameStatusBar = statbar;
+    if (statbar)
+    {
+        // statusbar goes into bottom of vbox (m_mainWidget)
+        gtk_widget_reparent(statbar->m_widget, m_mainWidget);
+        gtk_box_set_child_packing(GTK_BOX(m_mainWidget),
+            statbar->m_widget, false, false, 0, GTK_PACK_END);
+        // make sure next size_allocate on statusbar causes a size event
+        statbar->m_oldClientWidth = 0;
+    }
+    // make sure next size_allocate causes a wxSizeEvent
+    m_oldClientWidth = 0;
 }
 #endif // wxUSE_STATUSBAR