JavaFX: Clear the text field

TextField class provides 'clear' method to clear the information entered in text field.

Find the below working application.

LoginForm.java

package com.sample.demos;

import java.io.FileNotFoundException;
import java.net.MalformedURLException;

import javafx.application.Application;
import javafx.geometry.Insets;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.control.TextField;
import javafx.scene.layout.GridPane;
import javafx.scene.layout.HBox;
import javafx.stage.Stage;

public class LoginForm extends Application {

 @Override
 public void start(Stage primaryStage) throws FileNotFoundException, MalformedURLException {
  GridPane grid = new GridPane();
  grid.setPadding(new Insets(10, 10, 10, 10));
  grid.setVgap(5);
  grid.setHgap(5);

  TextField userName = new TextField();
  userName.setPromptText("Enter your name");
  GridPane.setConstraints(userName, 0, 0);
  grid.getChildren().add(userName);

  TextField password = new TextField();
  password.setPromptText("Enter password");
  GridPane.setConstraints(password, 0, 1);
  grid.getChildren().add(password);

  Button signInButton = new Button("SignIn");
  Button clearButton = new Button("Clear");

  HBox hBox = new HBox(10, signInButton, clearButton);

  signInButton.setOnAction(event -> {
   String name = userName.getText();
   String pwd = password.getText();

   System.out.println("User Name : " + name);
   System.out.println("password : " + pwd);

  });

  clearButton.setOnAction(event -> {
   userName.clear();
   password.clear();
  });

  GridPane.setConstraints(hBox, 0, 2);
  grid.getChildren().add(hBox);

  Scene scene = new Scene(grid, 500, 300);

  /* Set the scene to primaryStage, and call the show method */
  primaryStage.setTitle("JavaFX Form Example");
  primaryStage.setScene(scene);
  primaryStage.show();
 }

}

TestFX.java

package com.sample.demos;

import javafx.application.Application;

public class TestFX {
 public static void main(String args[]) {
  Application.launch(LoginForm.class, args);
 }
}

Previous                                                 Next                                                 Home