19 Jul
2008
19 Jul
'08
7:02 p.m.
On Sunday 13 July 2008 07:21, Igor R wrote:
if (!sig.empty()) doSomething();
But if you just want to "fire" your signal, you don't have to test its emptiness.
Actually, if you have a non-void return type for the signal, the default combiner (boost::last_value) requires a slot to be connected.