From 61621004878614466bb962941c7634472585d6da Mon Sep 17 00:00:00 2001
From: jgoerzen <jgoerzen>
Date: Wed, 3 Jul 2002 07:50:31 +0100
Subject: [PATCH] /head: changeset 56

Integrated more functional sleep commands
---
 head/debian/changelog         |  2 ++
 head/offlineimap.py           | 11 ++++-------
 head/offlineimap/ui/TTY.py    | 13 ++++++++++---
 head/offlineimap/ui/UIBase.py | 15 +++++++++++++++
 4 files changed, 31 insertions(+), 10 deletions(-)

diff --git a/head/debian/changelog b/head/debian/changelog
index 60ccc0f..c494bc5 100644
--- a/head/debian/changelog
+++ b/head/debian/changelog
@@ -2,6 +2,8 @@ offlineimap (1.0.4) unstable; urgency=low
 
   * Deletion of more than one message has been optimized.  This could make
     deleting large numbers of messages far faster.
+  * Moved more sleep code into ui layer.  Fancier sleep actions are now
+    possible.
 
  -- John Goerzen <jgoerzen@complete.org>  Tue,  2 Jul 2002 14:16:04 -0500
 
diff --git a/head/offlineimap.py b/head/offlineimap.py
index 8b682b1..6b63b18 100644
--- a/head/offlineimap.py
+++ b/head/offlineimap.py
@@ -135,11 +135,8 @@ syncitall()
 if config.has_option('general', 'autorefresh'):
     refreshperiod = config.getint('general', 'autorefresh') * 60
     while 1:
-        sleepamount = refreshperiod
-        abortsleep = 0
-        while sleepamount > 0 and not abortsleep:
-            abortsleep = ui.sleeping(1, sleepamount)
-            sleepamount -= 1
-        ui.sleeping(0, 0)        # Done sleeping.
-        syncitall()
+        if ui.sleep(refreshperiod) == 2:
+            break
+        else:
+            syncitall()
         
diff --git a/head/offlineimap/ui/TTY.py b/head/offlineimap/ui/TTY.py
index e69f8fc..ce934d2 100644
--- a/head/offlineimap/ui/TTY.py
+++ b/head/offlineimap/ui/TTY.py
@@ -25,18 +25,25 @@ class TTYUI(UIBase):
         if s.verbose:
             UIBase.messagelistloaded(s, repos, folder, count)
 
+    def sleep(s, sleepsecs):
+        try:
+            UIBase.sleep(s, sleepsecs)
+        except KeyboardInterrupt:
+            sys.stdout.write("Timer interrupted at user request; program terminating.             \n")
+            return 2
+
     def sleeping(s, sleepsecs, remainingsecs):
         if remainingsecs > 0:
-            sys.stdout.write("Next sync in %d:%02d (press Enter to sync now)   \r" % \
+            sys.stdout.write("Next sync in %d:%02d (press Enter to sync now, Ctrl-C to abort)   \r" % \
                              (remainingsecs / 60, remainingsecs % 60))
             sys.stdout.flush()
         else:
-            sys.stdout.write("Wait done, proceeding with sync....            \n")
+            sys.stdout.write("Wait done, proceeding with sync....                                \n")
 
         if sleepsecs > 0:
             if len(select.select([sys.stdin], [], [], sleepsecs)[0]):
                 sys.stdin.readline()
                 return 1
         return 0
-    
+            
             
diff --git a/head/offlineimap/ui/UIBase.py b/head/offlineimap/ui/UIBase.py
index cf56a59..76559ce 100644
--- a/head/offlineimap/ui/UIBase.py
+++ b/head/offlineimap/ui/UIBase.py
@@ -110,6 +110,21 @@ class UIBase:
 
     ################################################## Other
 
+    def sleep(s, sleepsecs):
+        """This function does not actually output anything, but handles
+        the overall sleep, dealing with updates as necessary.  It will,
+        however, call sleeping() which DOES output something.
+
+        Returns 0 if timeout expired, 1 if there is a request to cancel
+        the timer, and 2 if there is a request to abort the program."""
+
+        abortsleep = 0
+        while sleepsecs > 0 and not abortsleep:
+            abortsleep = s.sleeping(1, sleepsecs)
+            sleepsecs -= 1
+        s.sleeping(0, 0)               # Done sleeping.
+        return abortsleep
+
     def sleeping(s, sleepsecs, remainingsecs):
         """Sleep for sleepsecs, remainingsecs to go.
         If sleepsecs is 0, indicates we're done sleeping.