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8078174: Add few FX and parser API samples for nashorn

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Reviewed-by: hannesw, lagergren
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Athijegannathan Sundararajan 2015-04-20 19:41:44 +05:30
parent bc04834c26
commit dbbb8bf78e
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nashorn/samples/fxml_example.js Normal file
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#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();
}