prompt-for-files message &key pathname ok-check filter filters if-exists if-does-not-exist file-package-is-directory operation owner pane-args popup-args continuation => filenames , successp , filter-name
prompt-for-files presents the user with a dialog box similarly to prompt-for-file, but in which multiple filenames can be selected.
The arguments are as for prompt-for-file, except on Microsoft Windows where the default value of filters is:
which is the same default as for prompt-for-file.
is non-nil, then it must be a function with a lambda list that accepts three arguments. The
function is called with the values that would normally be returned by
prompt-for-files. On Cocoa, passing
causes the dialog to be made as a window-modal sheet and
prompt-for-files returns immediately, leaving the dialog on the screen. The with-dialog-results macro provides a convenient way to create a
CAPI User Guide and Reference Manual (Macintosh version) - 25 Feb 2015