JavaFx Tutorial For Beginners 10 - Create Login Application

JavaFx Tutorial For Beginners 10 - Create Login Application 

package application;
 
import javafx.application.Application;
import javafx.fxml.FXMLLoader;
import javafx.stage.Stage;
import javafx.scene.Parent;
import javafx.scene.Scene;
import javafx.scene.layout.BorderPane;


public class Main extends Application {
 @Override
 public void start(Stage primaryStage) {
  try {

   Parent root = FXMLLoader.load(getClass().getResource("/application/Login.fxml"));
   Scene scene = new Scene(root,400,400);
   scene.getStylesheets().add(getClass().getResource("application.css").toExternalForm());
   primaryStage.setScene(scene);
   primaryStage.show();
  } catch(Exception e) {
   e.printStackTrace();
  }
 }
 
 public static void main(String[] args) {
  launch(args);
 }
}

package application;

import javafx.event.ActionEvent;
import javafx.fxml.FXML;
import javafx.fxml.FXMLLoader;
import javafx.scene.Parent;
import javafx.scene.Scene;
import javafx.scene.control.Label;
import javafx.scene.control.TextField;
import javafx.stage.Stage;

public class MainController {
  @FXML
  private Label lblStatus;
  
  @FXML
  private TextField txtUserName;
  
  @FXML
  private TextField txPassword;
  
  public void Login(ActionEvent event) throws Exception {
   if (txtUserName.getText().equals("user") && txPassword.getText().equals("pass")) {
    lblStatus.setText("Login Success");
    Stage primaryStage = new Stage();
    Parent root = FXMLLoader.load(getClass().getResource("/application/Main.fxml"));
   Scene scene = new Scene(root,400,400);
   scene.getStylesheets().add(getClass().getResource("application.css").toExternalForm());
   primaryStage.setScene(scene);
   primaryStage.show();
   } else {
    lblStatus.setText("Login Failed");
   }
 
}
}

<?xml version="1.0" encoding="UTF-8"?>

<?import javafx.scene.text.*?>
<?import javafx.scene.control.*?>
<?import java.lang.*?>
<?import javafx.scene.layout.*?>
<?import javafx.scene.layout.AnchorPane?>

<AnchorPane prefHeight="300.0" prefWidth="300.0" xmlns="http://javafx.com/javafx/8.0.40" xmlns:fx="http://javafx.com/fxml/1" fx:controller="application.MainController">
   <children>
      <Button layoutX="124.0" layoutY="242.0" mnemonicParsing="false" onAction="#Login" text="Login">
         <font>
            <Font size="18.0" />
         </font>
      </Button>
      <TextField fx:id="txtUserName" layoutX="51.0" layoutY="98.0" promptText="UserName">
         <font>
            <Font size="18.0" />
         </font>
      </TextField>
      <PasswordField fx:id="txPassword" layoutX="51.0" layoutY="150.0" promptText="Password">
         <font>
            <Font size="18.0" />
         </font>
      </PasswordField>
      <Label fx:id="lblStatus" layoutX="12.0" layoutY="42.0" prefHeight="25.0" prefWidth="267.0" text="Status" textFill="#d02d1b">
         <font>
            <Font size="18.0" />
         </font>
      </Label>
   </children>
</AnchorPane>

<?xml version="1.0" encoding="UTF-8"?>

<?import javafx.scene.text.*?>
<?import javafx.scene.control.*?>
<?import java.lang.*?>
<?import javafx.scene.layout.*?>
<?import javafx.scene.layout.AnchorPane?>


<AnchorPane prefHeight="300.0" prefWidth="300.0" xmlns:fx="http://javafx.com/fxml/1" xmlns="http://javafx.com/javafx/8.0.40">
   <children>
      <Label layoutX="106.0" layoutY="113.0" text="Main Window">
         <font>
            <Font size="18.0" />
         </font>
      </Label>
   </children>
</AnchorPane>