Similarly to function prototypes, it shows the tooltip in a language specific way. You can view, comment on, or merge this pull request online at:
https://github.com/geany/geany/pull/2036
-- Commit Summary --
* Show variable type in a tooltip in symbol tree
-- File Changes --
M src/symbols.c (12)
-- Patch Links --
https://github.com/geany/geany/pull/2036.patch https://github.com/geany/geany/pull/2036.diff