The function
prompt-for-color
pops up a dialog box allowing the user to choose a color.
message supplies a title for the dialog on Motif. On Microsoft Windows message is ignored.
color provides the default color in the dialog.
colors is a list of custom color specifications that the user can choose from.
For a description of color specifications, see the "The Color System" chapter in the LispWorks CAPI User Guide .
owner specifies an owner window for the dialog. See the "Prompting for Input" chapter in the LispWorks CAPI User Guide for details.