|
import javax.microedition.lcdui.Alert;
import javax.microedition.lcdui.Command;
import javax.microedition.lcdui.CommandListener;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Displayable;
import javax.microedition.lcdui.List;
import javax.microedition.media.Manager;
import javax.microedition.media.Player;
import javax.microedition.media.PlayerListener;
import javax.microedition.media.control.StopTimeControl;
import javax.microedition.midlet.MIDlet;
public class StopTimeControlMIDlet extends MIDlet implements CommandListener, PlayerListener {
private Display display = Display.getDisplay(this);
private Alert alert = new Alert("Message");
private List list = new List("Pick One", List.IMPLICIT);
private Command exitCommand = new Command("Exit", Command.EXIT, 1);
private Command okCommand = new Command("Ok", Command.OK, 1);
private Player player = null;
private StopTimeControl stControl = (StopTimeControl) player
.getControl("javax.microedition.media.control.StopTimeControl");
public StopTimeControlMIDlet() {
alert.addCommand(exitCommand);
list.append("Play full", null);
list.append("Use StopTimeControl", null);
list.addCommand(exitCommand);
alert.addCommand(okCommand);
alert.setCommandListener(this);
list.setCommandListener(this);
try {
player = Manager.createPlayer(getClass().getResourceAsStream("/r.wav"), "audio/x-wav");
player.addPlayerListener(this);
player.prefetch();
} catch (Exception e) {
}
}
public void startApp() {
display.setCurrent(list);
}
public void pauseApp() {
}
public void destroyApp(boolean unconditional) {
}
public void commandAction(Command cmd, Displayable disp) {
if (cmd == exitCommand) {
notifyDestroyed();
return;
}
if (cmd == okCommand) {
try {
player.stop();
display.setCurrent(list);
} catch (Exception e) {
e.printStackTrace();
}
}
if (disp == list) {
int selectedIdx = list.getSelectedIndex();
display.setCurrent(alert);
try {
if (selectedIdx == 0) {
if (player != null)
player.start();
alert.setString("Started without StopTimeControl ...");
} else {
stControl.setStopTime(player.getDuration() / 2);
if (player != null)
player.start();
alert.setString("Started WITH StopTimeControl ...");
}
} catch (Exception e) {
e.printStackTrace();
}
}
}
public void playerUpdate(Player player, String event, Object eventData) {
if (event == STOPPED_AT_TIME) {
alert.setString("Stopped at: " + eventData + " microseconds" + ", actual duration: "
+ player.getDuration() + " microseconds");
alert.setTimeout(Alert.FOREVER);
display.setCurrent(alert);
}
}
}
|