add limit for selection lists

clikan.sh

@@ -25,6 +25,8 @@ EOT
 #
 #  prompt is displayed when waiting for command
 prompt |<
+#  maxshow defines the maximum number of cards/lines to be displayed
+maxshow 15
 #  kanban defines a kanban file, may be given several times
 # kanban /some/path/to/jobkanban.txt
 # kanban /another/path/to/privatekanban.md
@@ -82,6 +84,8 @@ getselect(){
 kbs="`getlines kanban <"$conf"`"
 currkan="`echo "$kbs" | head -n 1`"
 prompt=`getlines prompt <"$conf" | head -n 1`
+maxshow=`getlines maxshow <"$conf" | head -n 1`
+maxshow=${maxshow:-22}
 #echo conf=$conf
 #echo kbs=$kbs
 #echo currkan=$currkan
@@ -103,7 +107,7 @@ showall(){
  esac
  echo
  echo "   $1"
- cat "$kbs" | getlines "$f" | showselect "$f "
+ cat $kbs | getlines "$f" | showselect "$f " | head -n $maxshow
 }
 
 # replace lines (in any kanban) containing some ed pattern
@@ -137,6 +141,7 @@ case $k in
  CLIKANCONF=$CLIKANCONF
  configfile=$conf
  editor=$editor
+ maxshow=$maxshow
  configfile contents:
 EOT
   sed -e 's/^/    /' $conf