Changeset 166 for cpp/frams

Timestamp:

03/11/14 14:38:47 (11 years ago)

Author:

sz

Message:

Iterating a copy of callback list allows to modify the original while iterating it (still not safe in general, but it is good enough for the most common case of self-unregistration)

File:

• cpp/frams/util/callbacks.cpp (modified) (1 diff)

cpp/frams/util/callbacks.cpp

@@ -63 +63 @@
 void Callback::action(long data)
 {
-FOREACH(CallbackNode*,n,(*this))
+if (size()==0) return;
+SList copy=*this;
+FOREACH(CallbackNode*,n,copy)
         n->action(data);
 }