Quote Originally Posted by wysota View Post
However another topic is if we interpret what you said as "signals are sent to the main thread" in which case this is not true -- signals are sent in the thread they are emitted in (it's just a plain function call) but connecting to them may cause an event to be posted to an object living in a different thread (it doesn't have to be the "main" thread though).
Hmmm, I thought the main thread received the signal as a handler and then executed the method defined by the slot.