docking hint bug fix

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@43125 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/aui/auibook.cpp

@@ -2179,10 +2179,9 @@ void wxAuiNotebook::OnTabDragMotion(wxCommandEvent& evt)
     {
         wxWindow* tab_ctrl = ::wxFindWindowAtPoint(screen_pt);
         
-        // if we are over a hint window, leave
-        if (tab_ctrl->IsKindOf(CLASSINFO(wxFrame)))
-            return;
-        
+        // make sure we are not over the hint window
+        if (!tab_ctrl->IsKindOf(CLASSINFO(wxFrame)))
+        {
             while (tab_ctrl)
             {
                 if (tab_ctrl->IsKindOf(CLASSINFO(wxAuiTabCtrl)))
@@ -2204,6 +2203,7 @@ void wxAuiNotebook::OnTabDragMotion(wxCommandEvent& evt)
                 
             }
         }
+    }
 
 
     // if tab moving is not allowed, leave