statusbar: improve vol/brightness responsiveness

If the volume or brightness just changed, then update the bar every
twentieth of a second for two seconds instead of every second, since
often the volume and brightness keys are pressed multiple times in quick
succession.

1 files changed, 16 insertions, 2 deletions

diff --git a/bin/statusbar b/bin/statusbar
index d628578..7387bc5 100755
--- a/bin/statusbar
+++ b/bin/statusbar
@@ -62,14 +62,28 @@ def battery():
 def clock():
     return span('#7dc4e4', '', time.strftime("%b %d %H:%M"))
 
+prev_vol = ''
+prev_br = ''
 prev = ''
+i = 0
 while True:
     try:
-        status = ' | '.join([volume(), network(), brightness(), battery(), clock()])
+        vol = volume()
+        br = brightness()
+        if vol != prev_vol or br != prev_br:
+            i = 20
+        prev_vol = vol
+        prev_br = br
+        status = ' | '.join([vol, network(), br, battery(), clock()])
         status = span('#cad3f5', status)
         if status != prev:
             subprocess.run(['somebar', '-c', 'status', status])
         prev = status
     except Exception as e:
         print(''.join(traceback.format_exception(None, e, e.__traceback__)))
-    time.sleep(1 - time.time() % 1)
+
+    if i > 0:
+        time.sleep(0.05)
+        i -= 1
+    else:
+        time.sleep(0.5)