InputContext.inputItem doesn't exist

InputPanel {
        id: inputPanel

        anchors.bottom: parent.bottom
        anchors.left: parent.left
        anchors.right: parent.right

        z: 1

        visible: active

        Connections {
            target: InputContext
            onInputItemChanged: console.log("input item ", InputContext.inputItem)
            Component.onCompleted: console.log("input item ", InputContext.inputItem)
        }

    }