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-rw-r--r--dw/types.hh4
1 files changed, 4 insertions, 0 deletions
diff --git a/dw/types.hh b/dw/types.hh
index 36d6caa1..081b8db4 100644
--- a/dw/types.hh
+++ b/dw/types.hh
@@ -207,6 +207,10 @@ struct Content
WIDGET_OOF_REF = 1 << 5,
BREAK = 1 << 6,
+ /** \brief can be used internally, but should never be exposed,
+ e. g. by iterators */
+ INVALID = 1 << 7,
+
ALL = 0xff,
REAL_CONTENT = 0xff ^ (START | END),
SELECTION_CONTENT = TEXT | BREAK, // WIDGET_* must be set additionally