Index: sources/gui/qml/components/USBButton.qml
===================================================================
diff -u -r54c4136d95375116e6daf23b7d4179159cf13d0c -rfec49d1a8016d25cedff4cf2fefb4c4cd1c7c259
--- sources/gui/qml/components/USBButton.qml	(.../USBButton.qml)	(revision 54c4136d95375116e6daf23b7d4179159cf13d0c)
+++ sources/gui/qml/components/USBButton.qml	(.../USBButton.qml)	(revision fec49d1a8016d25cedff4cf2fefb4c4cd1c7c259)
@@ -21,6 +21,9 @@
 import "qrc:/components"
 
 TouchRect { id : _root
+
+    property bool disabled : false
+
     width: 50
     height: width
     x: width - 10
@@ -36,12 +39,4 @@
     }
 
     fading: ! _GuiView.usbIsReady && ! _GuiView.usbIsRemoved
-
-    Connections { target: _GuiView
-        onDidUSBDriveUmount : _root.enabled = false
-        onDidUSBDriveRemove : _root.enabled = false
-        onDidUSBDriveMount  : _root.enabled = true
-        onDidExportLog      : _root.enabled = false
-        onDidExport         : _root.enabled = true
-    }
 }