/*

File: ControlPanel.java

Abstract: Set of AWT controls for move playback

Version: 1.2

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*/

package duke;

import java.awt.*;

import java.awt.event.*;

import java.io.*;

import quicktime.io.QTFile;

import quicktime.util.QTUtils;

import quicktime.*;

import quicktime.app.view.*;

import quicktime.std.StdQTException;

import quicktime.std.movies.MovieController;

/**

 * A simple panel of AWT objects to demonstrate how AWT can be used to control a

 * QuickTime movie.

 */

public class ControlPanel extends Panel implements Errors {

//_________________________ CLASS METHODS

    public ControlPanel(Color bgColor, MovieScreen ms, Frame frame) {

        this.ms = ms;

                this.frame = frame;

        setBackground(bgColor);

        setLayout(new FlowLayout(FlowLayout.CENTER, 10, 3));

        setFont(new Font("Geneva", Font.BOLD, 10));

        Action actionListener = new Action();

        Item itemListener = new Item();

        // start, stop, loop and get a new movie

        movieButtons.setBackground(getBackground());

        movieButtons.setLayout(new GridLayout(4, 1, 3, 3));

        movieButtons.add(startButton);

        movieButtons.add(stopButton);

        loopButton.setState(false);

        movieButtons.add(loopButton);

        movieButtons.add(getMovieButton);

        add(movieButtons);

        startButton.addActionListener( actionListener );

        stopButton.addActionListener( actionListener );

        loopButton.addItemListener( itemListener );

        getMovieButton.addActionListener( actionListener );

        // choose a visibility option

        visiblity.setBackground(getBackground());

        visiblity.setLayout(new GridLayout(3, 1));

        visiblity.add(visibleButton);

        visiblity.add(invisibleButton);

        add(visiblity);

        visibleButton.addItemListener( itemListener );

        invisibleButton.addItemListener( itemListener );

    }

    public Dimension getPreferredSize () { return new Dimension (100, 130); }

//_________________________ INSTANCE VARIABLES

    private MovieScreen ms;

        private Frame frame;

    private Panel  movieButtons   = new Panel();

    private Button startButton    = new Button("Start");

    private Button stopButton     = new Button("Stop");

    private Button getMovieButton = new Button("Get QT Media");

    private Checkbox loopButton = new Checkbox("Looping");

    private Panel         visiblity      = new Panel();

    private CheckboxGroup checkBoxGrp2           = new CheckboxGroup();

    private Checkbox      visibleButton  = new Checkbox("Visible", checkBoxGrp2, true);

    private Checkbox      invisibleButton= new Checkbox("Invisible", checkBoxGrp2, false);

//_________________________ INSTANCE METHODS

    public void doGetMovie () {

        try {

            ms.stopPlayer ();

            QTFile qtf = QTFile.standardGetFilePreview(QTFile.kStandardQTFileTypes);

// Below is code to use the Standard Java File Dialog, i.e no fancy Quicktime preview dialog.

//          FileDialog fd = new FileDialog ((Frame)getParent(), "Choose a QuickTime file to view:");

//          QTFileTypesFilter f = new QTFileTypesFilter();

//          f.set3DAccept(false);

//          fd.setFilenameFilter(f);

//          fd.show();

//          String fileDir = fd.getDirectory();

//          String fileName = fd.getFile();

//          if (fileDir != null && fileName != null) {

//              QTFile qtf = new QTFile (fileDir + fileName);

                ms.getNewMovie(qtf);

                                frame.pack();

//          }

        } catch (QTException e) {

        } catch (Exception e) {

        } finally { QTUtils.reclaimMemory(); }

    }

    /** Handle all the AWT checkbox item events here. */

    class Item implements ItemListener {

        public void itemStateChanged( ItemEvent event ) {

            if ( event.getSource() == visibleButton ) {

                ((Component)ms.getMovieComponent()).setVisible(true);

            }

            else if (event.getSource() == invisibleButton) {

                ms.stopPlayer();

                ((Component)ms.getMovieComponent()).setVisible(false);

            }

            else if (event.getSource() == loopButton) {

                if (ms.isLooping()) {

                    loopButton.setState(false);

                    ms.setLooping(false);

                }

                else {

                    loopButton.setState(true);

                    ms.setLooping(true);

                }

            }

        }

    }

    /** Handle all the AWT button events here. */

    class Action implements ActionListener {

        public void actionPerformed  (ActionEvent event) {

            if ( event.getSource() == getMovieButton ) {

                doGetMovie();

            }

            else if (event.getSource() == stopButton) {

                ms.stopPlayer();

            }

            else if (event.getSource() == startButton) {

                ms.startPlayer();

            }

                }

    }

}