Login simples

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i want login not ligation with database
where is my erro?

import QtQuick 2.1
import QtQuick . Layouts 1.0
import QtQuick.Controls 1.0
import QtQuick.Layouts 1.0

//QString nvl= ui->TextField->text();
ColumnLayout {
    anchors.fill: parent
    anchors.margins: 300
    spacing: 3
    property color mainAppcolor: "#6fda9c"

    Label{
        text: "LOGIN"
        font.pointSize:70
        leftPadding: 90
        width: layout.implicitWidth
    }

    ComboBox {
        Layout.fillWidth: true
        model :[ "Nível 1                                      " ,
                 "Nível 2                                      " ,
                 "Nível 3                                      " ,
                 "Nível 4                                      "  ]
    }

    TextField {
            id: password_field
            placeholderText: qsTr("Write your password")
            Layout.fillWidth: true
            echoMode: TextInput.Password
        }

    Button {
        id: proccessButton
        Layout.fillWidth: true
        text:"Login"
       // QString nvl= ui->TextField->text();

        onClicked: {
            console.log("ProcessButton: pasword = ", TextField.text)
            console.log("ProcessButton: nível = ", ComboBox.text)
            if(TextField.text == "m" && /*idPasswordTextField.text*/ ComboBox.text == "Nível 1 "){
                                 idthisLogin.loginSuccess = true;
                                 idLoginColumn.visible = false

                                 idinfoTimer.start ()
                                 idInfoPopUp.info = qsTr("Login Success!");
                                 idInfoPopUp.visible = true
                                 objQtCPPSearchV4.funcLoadBasemap();
                             }
                             else
                             {
                                 idthisLogin.loginSuccess = false
                                 idInfoPopUp.info = qsTr("Login Failed!");
                                 idLoginColumn.visible = true
                            } 
					}
        	}
 }