widgets: reuse existing datasets where appropriate

Gmail, mbox, raid, weather and wifi could return the old value in case
there isn't new data, no need for N/A to be so common on our wibox.

1 files changed, 10 insertions, 10 deletions

diff --git a/widgets/wifi.lua b/widgets/wifi.lua
index 61dee12..2e400bc 100644
--- a/widgets/wifi.lua
+++ b/widgets/wifi.lua
@@ -21,20 +21,20 @@ local string = {
 module("vicious.widgets.wifi")
 
 
+-- Initialize function tables
+local winfo = {
+    ["{ssid}"] = "N/A",
+    ["{mode}"] = "N/A",
+    ["{chan}"] = 0,
+    ["{rate}"] = 0,
+    ["{link}"] = 0,
+    ["{sign}"] = 0
+}
+
 -- {{{ Wireless widget type
 local function worker(format, warg)
     if not warg then return end
 
-    -- Default values
-    local winfo = {
-        ["{ssid}"] = "N/A",
-        ["{mode}"] = "N/A",
-        ["{chan}"] = 0,
-        ["{rate}"] = 0,
-        ["{link}"] = 0,
-        ["{sign}"] = 0
-    }
-
     -- Get data from iwconfig where available
     local iwconfig = "/sbin/iwconfig"
     local f = io.open(iwconfig, "rb")