Add RENDER 0.11 definitions

[free-sw/xcb/proto] / xcbgen / expr.py

diff --git a/xcbgen/expr.py b/xcbgen/expr.py
index ddfb76c..274c290 100644 (file)
--- a/xcbgen/expr.py
+++ b/xcbgen/expr.py
@@ -117,7 +117,11 @@ class Expression(object):
             for p in reversed(parents): 
                 fields = dict([(f.field_name, f) for f in p.fields])
                 if self.lenfield_name in fields.keys():
-                    self.lenfield_parent = p
+                    if p.is_bitcase:
+                        # switch is the anchestor 
+                        self.lenfield_parent = p.parents[-1]
+                    else:
+                        self.lenfield_parent = p
                     self.lenfield_type = fields[self.lenfield_name].field_type
                     break