brmbarv3: Grey out non-working buttons as disabled

brmbar3/brmbar-gui-qt4/BarButton.qml

@@ -6,18 +6,19 @@ Rectangle {
     width: 240
     height: 83
     color: "#000000"
-    border.color: "#ffffff"
+    border.color: btnColor
 
     property string text: "Button"
     property int fontSize: 44
+    property variant btnColor: "#ffffff"
 
     signal buttonClick
     onButtonClick: { /* Supplied by component user. */ }
 
     Text {
         id: text1
-        color: "#ffffff"
         text: parent.text
+        color: parent.btnColor
         font.pointSize: parent.fontSize
         scale: if (!mousearea1.pressed) { 1 } else { 0.95 }
         horizontalAlignment: Text.AlignHCenter

brmbar3/brmbar-gui-qt4/MainPage.qml

@@ -32,6 +32,7 @@ Item {
         width: 360
         text: "Withdrawal"
         fontSize: 44
+	btnColor: "#666666"
     }
 
     BarButton {
@@ -50,6 +51,7 @@ Item {
         y: 582
         width: 360
         text: "Select Item"
+	btnColor: "#666666"
     }
 
     BarButton {

brmbar3/brmbar-gui-qt4/UserMgmt.qml

@@ -88,6 +88,7 @@ Item {
         width: 360
         text: "Add User"
         fontSize: 44
+	btnColor: "#666666"
     }
 
     BarButton {