Fix ListModeBase on Windows

diff --git a/include/listmode.h b/include/listmode.h
index ee2b4118dec5f0855d62c8d9e95ba7387cca0202..b070b90f94f2e9466fc0e5b84120c1d2bd9cbf46 100644 (file)
--- a/include/listmode.h
+++ b/include/listmode.h
@@ -20,7 +20,7 @@
 
 /** The base class for list modes, should be inherited.
  */
-class ListModeBase : public ModeHandler
+class CoreExport ListModeBase : public ModeHandler
 {
  public:
        /** An item in a listmode's list