diff options
| author | Leandro Pereira <leandro@hardinfo.org> | 2017-07-16 08:01:37 -0700 |
|---|---|---|
| committer | Leandro Pereira <leandro@hardinfo.org> | 2017-07-16 08:08:10 -0700 |
| commit | 4f91a76dba0de693be21e09e972724bf63d374da (patch) | |
| tree | 9792c34fe953756ffc5ddfc61c0ab3643df3ea1e /modules/network | |
| parent | 7d6214ac4d7c2e1a97c72905398540532946a9df (diff) | |
Use Unicode bargraphs for WiFi signal strength indicator
Diffstat (limited to 'modules/network')
| -rw-r--r-- | modules/network/net.c | 29 |
1 files changed, 27 insertions, 2 deletions
diff --git a/modules/network/net.c b/modules/network/net.c index ebb0612a..6700640a 100644 --- a/modules/network/net.c +++ b/modules/network/net.c @@ -288,6 +288,30 @@ remove_net_devices(gpointer key, gpointer value, gpointer data) return g_str_has_prefix(key, "NET"); } +#ifdef HAS_LINUX_WE +const char *wifi_bars(int signal, int noise) +{ + float quality; + + if (signal <= -100) + quality = 0.0; + else if (signal >= -50) + quality = 1.0; + else + quality = (2.0 * (signal + 100.0)) / 100.0; + + if (quality < 0.20) + return "▰▱▱▱▱"; + if (quality < 0.40) + return "▰▰▱▱▱"; + if (quality < 0.60) + return "▰▰▰▱▱"; + if (quality < 0.80) + return "▰▰▰▰▱"; + return "▰▰▰▰▰"; +} +#endif + static void scan_net_interfaces_24(void) { FILE *proc_net; @@ -407,7 +431,7 @@ static void scan_net_interfaces_24(void) "Mode=%s\n" "Status=%d\n" "Link Quality=%d\n" - "Signal / Noise=%d dBm / %d dBm\n", + "Signal / Noise=%d dBm / %d dBm (%s)\n", detailed, ni.wi_essid, ni.wi_rate / 1000000, @@ -416,7 +440,8 @@ static void scan_net_interfaces_24(void) ni.wi_status, ni.wi_quality_level, ni.wi_signal_level, - ni.wi_noise_level); + ni.wi_noise_level, + wifi_bars(ni.wi_signal_level, ni.wi_noise_level)); g_free(txpower); } |