Add hover show applications in workspace bar

AudioWidget.qml

@@ -14,7 +14,7 @@ Rectangle {
 
     implicitWidth: audioText.implicitWidth * 1.6
     implicitHeight: Theme.heightGaps
-    color: "#44475A"
+    color: Theme.backgroudColor
     radius: 25
     states: [
         State {
@@ -66,7 +66,7 @@ Rectangle {
         font.bold: true
         font.pixelSize: 14
         font.family: root.fontFamily
-        color: "white"
+        color: Theme.textColor
     }
 
     Process {