Here is an alternative way to simplify extinguishing candles and shouldering bodies.
Player can double-press / double-click frob button to do a mixed frob + use action.
The test build is available in tdm_installer as "test-frob-stgatilov".
Attached the source code patch too: FrobUse_By_DoubleClick.patch
The original TDM controls are left unchanged.
The difference starts only when double-click is registered (which unfortunately can happen accidentally).
Also,