Author: dteske
Date: Tue Feb 10 03:15:54 2015
New Revision: 278491
URL: https://svnweb.freebsd.org/changeset/base/278491
Log:
Add bsdconfig api function f_dialog_menutag2help()
Modified:
head/usr.sbin/bsdconfig/share/dialog.subr
Modified: head/usr.sbin/bsdconfig/share/dialog.subr
==============================================================================
--- head/usr.sbin/bsdconfig/share/dialog.subr Tue Feb 10 03:12:11 2015
(r278490)
+++ head/usr.sbin/bsdconfig/share/dialog.subr Tue Feb 10 03:15:54 2015
(r278491)
@@ -2116,6 +2116,39 @@ f_dialog_menutag2index_with_help()
return $FAILURE
}
+# f_dialog_menutag2help $tag_chosen $tag1 $item1 $help1 $tag2 $item2 $help2 ...
+#
+# To use the `--menu' option of dialog(1) with the `--item-help' option, you
+# must pass an ordered list of tag/item/help triplets on the command-line. When
+# the user selects a menu option the tag for that item is printed to stderr.
+#
+# This function allows you to dereference the tag chosen by the user back into
+# the help associated with said tag (item is discarded/ignored).
+#
+# Pass the tag chosen by the user as the first argument, followed by the
+# ordered list of tag/item/help triplets (HINT: use the same tag/item/help list
+# as was passed to dialog(1) for consistency).
+#
+# If the tag cannot be found, NULL is returned.
+#
+f_dialog_menutag2help()
+{
+ local tag="$1" tagn help
+ shift 1 # tag
+
+ while [ $# -gt 0 ]; do
+ tagn="$1"
+ help="$3"
+ shift 3 # tagn/item/help
+
+ if [ "$tag" = "$tagn" ]; then
+ echo "$help"
+ return $SUCCESS
+ fi
+ done
+ return $FAILURE
+}
+
############################################################ INIT FUNCTIONS
# f_dialog_init
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