bar/statusicons: add mic indicator

Closes #578

README.md

@@ -320,6 +320,7 @@ default, you must create it manually.
             "showBattery": true,
             "showBluetooth": true,
             "showKbLayout": false,
+            "showMicrophone": false,
             "showNetwork": true,
             "showLockStatus": true
         },

config/BarConfig.qml

@@ -74,6 +74,7 @@ JsonObject {
 
     component Status: JsonObject {
         property bool showAudio: false
+        property bool showMicrophone: false
         property bool showKbLayout: false
         property bool showNetwork: true
         property bool showBluetooth: true

modules/bar/components/StatusIcons.qml

@@ -115,6 +115,18 @@ StyledRect {
             }
         }
 
+        // Microphone icon
+        WrappedLoader {
+            name: "audio"
+            active: Config.bar.status.showMicrophone
+
+            sourceComponent: MaterialIcon {
+                animate: true
+                text: Icons.getMicVolumeIcon(Audio.sourceVolume, Audio.sourceMuted)
+                color: root.colour
+            }
+        }
+
         // Keyboard layout icon
         WrappedLoader {
             name: "kblayout"