Honestly, a naming convention may solve the issue within the Qt
code-base, but I don't think it would necessarily be adopted by all
users of Qt.
Personally, I in my Qt projects I just use the Q_EMIT macro, and I do
find that helpful.
The downside of the naming convention aspect is that Lambdas ma
Prefixing identifiers is a slippery slope. In a fit of unifying coding
style everything will get prefixed. There will be slot_, m_, property_,
setter_/getter_ and so on.
Type name prefixing worth mentioning - unbelieably ugly convention
https://docs.microsoft.com/en-us/windows/win32/stg/coding-styl
I humbly suggest, in general, that a signal name could be prefixed with
"sig", "sig_", "signal" or "signal_". "sigEmptied()" doesn't look
horrible IMHO, and should work semantically with any verb. Using
prefixes to signify meaning already has some precedence in C/C++ world
as well. And lastl
