I have read the following post and understood pattern to use class of JavaFX from the Java language.
I tried to use Java Media Components from Java to play MP3 files and at last I succeeded.
The environment is Windows XP, and JavaFX SDK 1.1 is installed at c:\Program Files\JavaFX\javafx-sdk.
I can agree to the claim that functions of JavaFX are important, but script language is unnecessary. However, the following writing style is redundant. I want to use this technique to reuse resources which I implemented in Java in the past.
// Java MP3 Player using JavaFX JMC classes
// 2009-03-08 by nishimotz@gmail.com
// based on work of Matt Hicks
// http://www.matthicks.com/2009/02/i-hate-javafx-i-love-javafx.html
//
// Requirements (Eclipse 3.4.1)
// To avoid
// java.lang.UnsatisfiedLinkError:
// com.sun.media.jmcimpl.plugins.directshow.DShowEngine.ndsInit()
// add jmc.dll as follows:
// Java -> Build Path -> User Library
// jmc-dll
// File : C:\Program Files\JavaFX\javafx-sdk\lib\desktop\jmc.dll
// Location : C:/Program Files/JavaFX/javafx-sdk/lib/desktop
// Notes
// javafxgui.jar : for javafx.scene.media.*
package test;
import java.io.IOException;
import javafx.scene.Scene;
import javafx.scene.media.Media;
import javafx.scene.media.MediaPlayer;
import javafx.scene.media.MediaView;
import javafx.stage.Stage;
public class MyMediaPlayer {
public MyMediaPlayer() throws IOException {
Media media = new Media(); {
media.initialize$();
String mediaUrl = "http://hoge.hoge/hoge.mp3";
// String mediaUrl = "file:///C:/hoge/hoge.mp3";
media.$source.set(mediaUrl);
}
MediaPlayer mediaPlayer = new MediaPlayer(); {
mediaPlayer.$media.set(media);
}
MediaView mediaView = new MediaView(); {
mediaView.$mediaPlayer.set(mediaPlayer);
}
Scene scene = new Scene(); {
scene.impl_setWidth(100.0f);
scene.impl_setHeight(100.0f);
scene.$content.insert(mediaView);
}
Stage stage = new Stage(); {
stage.$title.set("MyMediaPlayer");
stage.$scene.set(scene);
}
mediaPlayer.play();
}
public static void main(String[] args) throws Exception {
new MyMediaPlayer();
}
}
The equivalent JavaFX code is as follows:
// based on http://gihyo.jp/dev/serial/01/javafx/0010?page=1
import javafx.stage.Stage;
import javafx.scene.Scene;
import javafx.scene.Group;
import javafx.scene.media.*;
var mediaUrl:String = "http://hoge.hoge/hoge.mp3";
var theWidth:Number = 100.0;
var theHeight:Number = 100.0;
var media = Media {
source: mediaUrl
};
var mediaPlayer = MediaPlayer {
media: media
};
Stage {
title: "MP3 Player"
scene: Scene {
width: theWidth
height: theHeight
content: MediaView {
mediaPlayer: mediaPlayer
}
}
}
mediaPlayer.play();