improvement: styles in theme file, and new exports

src/awk/weekview.awk

@@ -4,6 +4,10 @@
 ##   printf "%s\t%s\t%s\t%s\n" "$i" "$s" "$e" "$description"
 ##
 ## @assign startofweek: Date of first day in the week
+## @assign style_day: Style for dates
+## @assign style_event_delim: Event delimiter
+## @assign style_summary: Style for summary lines
+## @assign style_time: Style for times
 
 # Functions
 
@@ -12,7 +16,7 @@
 # @input desc: String with a description of the event
 # @return: Single-line string
 function c(desc) {
-  return CYAN desc OFF "  " RED "/" OFF
+  return style_summary desc OFF "  " style_event_delim
 }
 
 # AWK program
@@ -20,19 +24,16 @@ function c(desc) {
 BEGIN {
   FS = "\t"
   OFS = "\t"
-  GREEN = "\033[1;32m"
-  RED = "\033[1;31m"
-  CYAN = "\033[1;36m"
   OFF = "\033[m"
 }
 $2 == "00:00" && $3 == "00:00" { dayline = dayline " " c($4); next }
-$2 == "00:00"                  { dayline = dayline " → " $3 " " c($4); next }
-$3 == "00:00"                  { dayline = dayline " " $2 " → " c($4); next }
-NF == 4                        { dayline = dayline " " $2 " – " $3 " " c($4); next }
+$2 == "00:00"                  { dayline = dayline style_time " → " $3 OFF " " c($4); next }
+$3 == "00:00"                  { dayline = dayline style_time " " $2 " → " OFF c($4); next }
+NF == 4                        { dayline = dayline style_time " " $2 " – " $3 OFF " " c($4); next }
 NF == 1 && dayline             { print "+", startofweek " +" $1-1 " days", "", dayline }
 NF == 1 {
   cmd = "date -d '" startofweek " +" $1 " days' +\"%a %e %b %Y\""
   cmd | getline dayline
   close(cmd)
-  dayline = GREEN dayline ":   " OFF
+  dayline = style_day dayline ":   " OFF
 }