How To Make Button Rounded Corners With CSS In JavaFX?

Overview

In this tutorial, we show you how to make button rounded corners with css in JavaFX.

Option 1 - Button Rounded Corners

If you are using JavaFX Scene Builder 2.0, go to the Style of the Label in the Properties section of the Inspector panel.
Add Styles:
-fx-background-color: #20B2AA;
-fx-background-radius: 15px;
-fx-text-fill: #ffffff;

Option 2 - Button Rounded Corners

Edit Example.fxml file. Add style="-fx-background-color: #20B2AA; -fx-background-radius: 15px; -fx-text-fill: #fff;" to tag Button.

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

<?import javafx.scene.image.*?>
<?import java.lang.*?>
<?import java.util.*?>
<?import javafx.scene.*?>
<?import javafx.scene.control.*?>
<?import javafx.scene.layout.*?>

<AnchorPane id="AnchorPane" fx:id="main" prefHeight="400.0" prefWidth="600.0" style="-fx-background-color: #fff;" xmlns="http://javafx.com/javafx/8" xmlns:fx="http://javafx.com/fxml/1" fx:controller="com.jackrutorial.ExampleController">
   <children>
      <Button layoutX="214.0" layoutY="160.0" mnemonicParsing="false" prefHeight="60.0" prefWidth="200.0" style="-fx-background-color: #20B2AA; -fx-background-radius: 15px; -fx-text-fill: #ffffff;" text="LOGIN" />
   </children>
</AnchorPane>

Option 3 - Button Rounded Corners

Using javafx.scene.control.Button.setStyle

btnLogin.setStyle("-fx-background-color: #20B2AA; -fx-background-radius: 15px; -fx-text-fill: #ffffff");

Full Source Code

Example.fxml

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

<?import javafx.scene.image.*?>
<?import java.lang.*?>
<?import java.util.*?>
<?import javafx.scene.*?>
<?import javafx.scene.control.*?>
<?import javafx.scene.layout.*?>

<AnchorPane id="AnchorPane" fx:id="main" prefHeight="400.0" prefWidth="600.0" style="-fx-background-color: #fff;" xmlns="http://javafx.com/javafx/8" xmlns:fx="http://javafx.com/fxml/1" fx:controller="com.jackrutorial.ExampleController">
   <children>
      <Button fx:id="btnLogin" layoutX="214.0" layoutY="160.0" mnemonicParsing="false" prefHeight="60.0" prefWidth="200.0" text="LOGIN" />
   </children>
</AnchorPane>

ExampleController.java

package com.jackrutorial;


import java.net.URL;
import java.util.ResourceBundle;
import javafx.fxml.FXML;
import javafx.fxml.Initializable;
import javafx.scene.control.Button;

public class ExampleController implements Initializable {
    
    @FXML
    private Button btnLogin;

    /**
     * Initializes the controller class.
     */
    @Override
    public void initialize(URL url, ResourceBundle rb) {
        
        btnLogin.setStyle("-fx-background-color: #20B2AA; -fx-background-radius: 15px; -fx-text-fill: #ffffff");
    }
}

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