Add examples directory

1 files changed, 41 insertions, 0 deletions

diff --git a/examples/wifi-signal b/examples/wifi-signal
new file mode 100755
index 0000000..766bb10
--- /dev/null
+++ b/examples/wifi-signal
@@ -0,0 +1,41 @@
+#!/bin/bash
+wifi="/tmp/$$-wifi.icon"
+
+# Set up tray icon
+mkfifo $wifi
+mktrayicon $wifi 2>/dev/null &
+echo "h" > $wifi
+run=1
+
+trap 'run=0' INT;
+while [[ $run -eq 1 ]]; do
+  # See network-manager:wifi:wext_qual_to_percent
+  # http://cgit.freedesktop.org/NetworkManager/NetworkManager/tree/src/wifi/wifi-utils-wext.c#n264
+  qual=`iwconfig 2>/dev/null | grep "Link Quality" | sed 's/.*Link Quality=\([0-9]*\/[0-9]*\) .*/\1/'`
+  if [[ -n $qual ]]; then
+    qual=`echo "100*$qual" | bc`
+    if ((qual<25)); then
+      echo "i network-wireless-signal-weak-symbolic" > $wifi;
+      echo "t Weak ($qual%)" > $wifi;
+    elif ((qual<50)); then
+      echo "i network-wireless-signal-ok-symbolic" > $wifi;
+      echo "t OK ($qual%)" > $wifi;
+    elif ((qual<75)); then
+      echo "i network-wireless-signal-good-symbolic" > $wifi;
+      echo "t Good ($qual%)" > $wifi;
+    else
+      echo "i network-wireless-signal-excellent-symbolic" > $wifi;
+      echo "t Excellent ($qual%)" > $wifi;
+    fi
+
+    echo "s" > $wifi;
+  else
+    echo "h" > $wifi;
+  fi
+
+  sleep 30
+done
+
+# Remove tray icon
+echo "q" > $wifi
+rm $wifi