if what you want is search in playlist and add to playback queue you can use
automate foobarautomate foobar isn't a hack but a autohotkey script.
it change behavoir of search window ( same as playlist find mode )
- ctrl enter (numpad ) add to playback queue file selected in search window
- shift ctrl enter (numpad ) add to playback queue all files in search window
- up down change selected file in search window
- enter (numpad ) play file and close search
- f3 change playlist if search window is foreground
shortcuts (add to playback queue) also work in album list panel
also shortcuts to load dsps presets and autocrossfader/playback mode