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BasicQTButtons.javaAPI DocExample3400Wed Nov 10 12:37:56 GMT 2004com.oreilly.qtjnotebook.ch02

BasicQTButtons

public class BasicQTButtons extends Frame implements ActionListener

Fields Summary
Button
revButton
Button
stopButton
Button
startButton
Button
fwdButton
Movie
theMovie
Constructors Summary
public BasicQTButtons(Movie m)

        super ("Basic QT Player");
        theMovie = m;
        QTComponent qc = QTFactory.makeQTComponent (m);
        Component c = qc.asComponent();
        setLayout (new BorderLayout());
        add (c, BorderLayout.CENTER);
        Panel buttons = new Panel();
        revButton = new Button("<");
        revButton.addActionListener (this);
        stopButton = new Button ("0");
        stopButton.addActionListener (this);
        startButton = new Button ("1");
        startButton.addActionListener (this);
        fwdButton = new Button (">");
        fwdButton.addActionListener (this);
        buttons.add (revButton);
        buttons.add (stopButton);
        buttons.add (startButton);
        buttons.add (fwdButton);
        add (buttons, BorderLayout.SOUTH);
        pack();
Methods Summary
public voidactionPerformed(java.awt.event.ActionEvent e)

        try {
            if (e.getSource() == revButton)
                theMovie.setRate (theMovie.getRate() - 0.5f);
            else if (e.getSource() == stopButton)
                theMovie.stop();
            else if (e.getSource() == startButton)
                theMovie.start();
            else if (e.getSource() == fwdButton)
                theMovie.setRate (theMovie.getRate() + 0.5f);
        } catch (QTException qte) {
            qte.printStackTrace();
        }
public static voidmain(java.lang.String[] args)

        try {
            QTSessionCheck.check();
            QTFile file =
                QTFile.standardGetFilePreview (QTFile.kStandardQTFileTypes);
            OpenMovieFile omFile = OpenMovieFile.asRead (file);
            Movie m = Movie.fromFile (omFile);
            Frame f = new BasicQTButtons (m);
            f.pack();
            f.setVisible(true);
            m.start();
        } catch (Exception e) {
            e.printStackTrace();
        }