Adjust to highlight headings and totals

[pstop.git] / screen / screen.go

diff --git a/screen/screen.go b/screen/screen.go
index 6a9a788..f428da8 100644 (file)
--- a/screen/screen.go
+++ b/screen/screen.go
@@ -78,6 +78,18 @@ func (s *TermboxScreen) PrintAt(x int, y int, text string) {
        s.Flush()
 }
 
+// print the characters in bold (for headings) but don't print them outside the screen
+func (s *TermboxScreen) BoldPrintAt(x int, y int, text string) {
+       offset := 0
+       for c := range text {
+               if (x + offset) < s.width {
+                       termbox.SetCell(x+offset, y, rune(text[c]), s.fg | termbox.AttrBold, s.bg)
+                       offset++
+               }
+       }
+       s.Flush()
+}
+
 func (s *TermboxScreen) DisplayHelp() {
        s.PrintAt(0, 0, lib.MyName()+" version "+version.Version()+" (C) 2014 Simon J Mudd <sjmudd@pobox.com>")
 
@@ -87,12 +99,13 @@ func (s *TermboxScreen) DisplayHelp() {
        s.PrintAt(0, 5, "Keys:")
        s.PrintAt(0, 6, "- - reduce the poll interval by 1 second (minimum 1 second)")
        s.PrintAt(0, 7, "+ - increase the poll interval by 1 second")
-       s.PrintAt(0, 8, "h - this help screen")
+       s.PrintAt(0, 8, "h/? - this help screen")
        s.PrintAt(0, 9, "q - quit")
        s.PrintAt(0, 10, "t - toggle between showing time since resetting statistics or since P_S data was collected")
        s.PrintAt(0, 11, "z - reset statistics")
-       s.PrintAt(0, 12, "<tab> - change display modes between: latency, ops, file I/O, lock and user modes")
-       s.PrintAt(0, 14, "Press h to return to main screen")
+       s.PrintAt(0, 12, "<tab> or <right arrow> - change display modes between: latency, ops, file I/O, lock and user modes")
+       s.PrintAt(0, 13, "<left arrow> - change display modes to the previous screen (see above)")
+       s.PrintAt(0, 15, "Press h to return to main screen")
 }
 
 func (s *TermboxScreen) Close() {