From a8e66437967941cd59b3da7461a8b99a0d1bb2e6 Mon Sep 17 00:00:00 2001
From: Mark Tearle <mtearle@ucc.gu.uwa.edu.au>
Date: Wed, 29 Sep 2004 10:02:23 +0000
Subject: [PATCH] add support for one shot Idlers

---
 sql-edition/servers/Idler.py      | 18 ++++++++++++++----
 sql-edition/servers/VendServer.py |  5 ++++-
 2 files changed, 18 insertions(+), 5 deletions(-)

diff --git a/sql-edition/servers/Idler.py b/sql-edition/servers/Idler.py
index 48e819a..a231d96 100755
--- a/sql-edition/servers/Idler.py
+++ b/sql-edition/servers/Idler.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 
-import string
+import string, time
 from random import random
 from MessageKeeper import MessageKeeper
 
@@ -15,6 +15,9 @@ class Idler:
 
 	def reset(self):
 		pass
+	
+	def finished(self):
+		return False
 
 class TrainIdler(Idler):
 	def __init__(self, v):
@@ -210,6 +213,13 @@ class StringIdler(Idler):
 	def next(self):
 		self.mk.update_display()
 
-	def reset(self):
-		pass
-		#self.mk.update_display(forced=True)
+class ClockIdler(Idler):
+	def __init__(self, v):
+		self.v = v
+		self.last = None
+
+	def next(self):
+		output = time.strftime("%H:%M:%S")
+		if output != self.last:
+			self.v.display(" %8.8s " % (output))
+			self.last = output
diff --git a/sql-edition/servers/VendServer.py b/sql-edition/servers/VendServer.py
index c82dda8..eda4dc9 100755
--- a/sql-edition/servers/VendServer.py
+++ b/sql-edition/servers/VendServer.py
@@ -15,7 +15,7 @@ from VendingMachine import VendingMachine, VendingException
 from MessageKeeper import MessageKeeper
 from HorizScroll import HorizScroll
 from random import random, seed
-from Idler import TrainIdler,GrayIdler,StringIdler
+from Idler import TrainIdler,GrayIdler,StringIdler,ClockIdler
 import socket
 from posix import geteuid
 
@@ -189,6 +189,7 @@ idler = None
 def setup_idlers(v):
 	global idlers, idler
 	idlers = [
+		ClockIdler(v),
 		StringIdler(v),
 		StringIdler(v, text=CREDITS),
 		StringIdler(v, text=str(math.pi) + "            "),
@@ -211,6 +212,8 @@ def choose_idler():
 
 def idle_step():
 	global idler
+	if idler.finished():
+		choose_idler()
 	idler.next()
 
 def run_forever(rfh, wfh, options, cf):
-- 
2.20.1