X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/319fefa9109ef95cab9f6dcbd46e3f3edbcff8c9..2ebcd5f5fd47cd16915ff3b08c0253f79a1d2220:/src/generic/panelg.cpp

diff --git a/src/generic/panelg.cpp b/src/generic/panelg.cpp
index 9f719780e4..2ed8f5148c 100644
--- a/src/generic/panelg.cpp
+++ b/src/generic/panelg.cpp
@@ -101,7 +101,7 @@ void wxPanel::OnNavigationKey( wxNavigationKeyEvent& event )
     wxWindow *winFocus = event.GetCurrentFocus();
     if (!winFocus)
         winFocus = wxWindow::FindFocus();
-
+	
     if (!winFocus)
     {
         event.Skip();
@@ -109,16 +109,36 @@ void wxPanel::OnNavigationKey( wxNavigationKeyEvent& event )
     }
 
     wxWindowList::Node *start_node = GetChildren().Find( winFocus );
-    if (!start_node)
+    if ( !start_node )
+        start_node = GetChildren().Find( m_winLastFocused );
+    if ( !start_node )
         start_node = GetChildren().GetFirst();
 
     wxWindowList::Node *node = event.GetDirection() ? start_node->GetNext()
                                                     : start_node->GetPrevious();
 
-    while (node != start_node)
+    while ( node != start_node )
     {
-        if (!node)
+        if ( !node )
         {
+            // check if our (may be grand) parent is another panel: if this is
+            // the case, they will know what to do with this navigation key and
+            // so give them the chance to process it instead of looping inside
+            // this panel (normally, the focus will go to the next/previous
+            // item after this panel in the parent panel)
+	    wxWindow *focussed_child_of_p = this;
+            for ( wxWindow *p = GetParent(); p; p = p->GetParent() )
+            {
+                if ( wxDynamicCast(p, wxPanel) )
+                {
+		    event.SetCurrentFocus( focussed_child_of_p );
+		    if (p->GetEventHandler()->ProcessEvent( event ))
+                        return;
+                }
+		focussed_child_of_p = p;
+            }
+
+            // no, we are not inside another panel so process this ourself
             node = event.GetDirection() ? GetChildren().GetFirst()
                                         : GetChildren().GetLast();
 
@@ -127,7 +147,7 @@ void wxPanel::OnNavigationKey( wxNavigationKeyEvent& event )
 
         wxWindow *child = node->GetData();
 
-        if (child->AcceptsFocus())
+        if ( child->AcceptsFocus() )
         {
             // ok, event processed
             child->SetFocus();