+ m_owner->m_usingSizer = true;
+
+ if ( item->IsWindow() )
+ {
+ // we must pretend that the window is shown as otherwise it wouldn't be
+ // taken into account for the layout -- but avoid really showing it, so
+ // just set the internal flag instead of calling wxWindow::Show()
+ item->GetWindow()->wxWindowBase::Show();
+ }
+
+ return wxSizer::Insert(index, item);
+}
+
+void wxWizardSizer::HidePages()
+{
+ for ( wxSizerItemList::compatibility_iterator node = GetChildren().GetFirst();
+ node;
+ node = node->GetNext() )
+ {
+ wxSizerItem * const item = node->GetData();
+ if ( item->IsWindow() )
+ item->GetWindow()->wxWindowBase::Show(false);
+ }