All Manuals > CAPI User Guide > 3 Creating Common Windows > 3.8 Tooltips


3.8.2 Tooltips for collections, elements and menu items

Supply the :help-callback initarg in an interface , along with a suitable :help-key initarg for each of its collections, elements and menu-items that should have a tooltip. help-callback should return a suitable string (which will be the tooltip text) when passed type :tooltip and the help-key .

See the manual page for interface in the LispWorks CAPI Reference Manual for an example of a tooltip on a text-input-pane

CAPI User Guide (Macintosh version) - 30 Aug 2011