| #Usage: jjs -fx fxml_example.js |
| #nashorn simple example using FXML with #javafx |
| |
| /* |
| * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * - Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * - Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * - Neither the name of Oracle nor the names of its |
| * contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS |
| * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
| * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| // See also https://docs.oracle.com/javase/8/javafx/api/javafx/fxml/doc-files/introduction_to_fxml.html |
| |
| if (! $OPTIONS._fx) { |
| print("Usage: jjs -fx fxml_example.js"); |
| exit(1); |
| } |
| |
| // inline FXML document here |
| var fxml = <<EOF |
| |
| <?import javafx.scene.*?> |
| <?import javafx.scene.control.*?> |
| <?import javafx.scene.layout.*?> |
| |
| <VBox xmlns:fx="http://javafx.com/fxml"> |
| <children> |
| <!-- ids will be used script later --> |
| <HBox> |
| <Label text="Your name please:"/> |
| <TextField fx:id="nameText" text="Nashorn"/> |
| </HBox> |
| <Button fx:id="clickButton" text="Click!"/> |
| </children> |
| </VBox> |
| |
| EOF |
| |
| // Java and FX classes used |
| var ByteArrayInputStream = Java.type("java.io.ByteArrayInputStream"); |
| var FXMLLoader = Java.type("javafx.fxml.FXMLLoader"); |
| var Scene = Java.type("javafx.scene.Scene"); |
| |
| function start(stage) { |
| var loader = new FXMLLoader(); |
| // load FXML from a string |
| var root = loader.load(new ByteArrayInputStream(fxml.getBytes("UTF-8"))); |
| |
| // get the button and the text field controls |
| var button = root.lookup("#clickButton"); |
| var textField = root.lookup("#nameText"); |
| |
| // event handler for button |
| var clickCount = 0; |
| button.onAction = function() { |
| print(textField.text + ", you clicked me: " + ++clickCount + " time(s)"); |
| } |
| |
| var scene = new Scene(root, 300, 275); |
| stage.title = "FXML Example"; |
| stage.scene = scene; |
| stage.show(); |
| } |