Merge pull request #2 from TaPO4eg3D/main

Do not show the systray if there's no items in it

README.md

@@ -70,4 +70,3 @@ Battery, Network (Wifi, Ethernet), Bluetooth, Volume, Keyboardlayout, Date (with
 - The Volume and Backlight keys will be really laggy when changed too fast
 - Not every program will use the Icon's pack icon in the taglist and tasklist
 - The Volume OSD wont go over 100% even if the volume is higher(the regular widget works)
-- The systay will stay even when empty since there is no way to check how many clients are in the systray

awesome/src/widgets/systray.lua

@@ -8,16 +8,14 @@ local color = require("src.theme.colors")
 local dpi = require("beautiful").xresources.apply_dpi
 local gears = require("gears")
 local wibox = require("wibox")
+
 require("src.core.signals")
 
-
 return function(s)
-
     local systray = wibox.widget {
         {
             {
                 wibox.widget.systray(),
-                margins = dpi(6),
                 widget = wibox.container.margin,
                 id = 'st'
             },
@@ -34,6 +32,16 @@ return function(s)
     -- Signals
     Hover_signal(systray.container, color["Red200"])
 
+    awesome.connect_signal("systray::update", function()
+        local num_entries = awesome.systray()
+
+        if num_entries == 0 then
+            systray.container.st:set_margins(0)
+        else
+            systray.container.st:set_margins(dpi(6))
+        end
+    end)
+
     systray.container.st.widget:set_base_size(dpi(20))
 
     return systray