added missing include file

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@15370 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/include/wx/dirdlg.h b/include/wx/dirdlg.h
index 32fd5710ec7a96782707b6593eabdde530998b05..467786df1b9ed50c9c107cb8e08f5f7d7ae814da 100644 (file)
--- a/include/wx/dirdlg.h
+++ b/include/wx/dirdlg.h
@@ -3,6 +3,8 @@
 
 #if wxUSE_DIRDLG
 
+#include "wx/dialog.h"
+
 // ----------------------------------------------------------------------------
 // constants
 // ----------------------------------------------------------------------------