J2ME

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Java

TickerDemo.java：源码内容

							import javax.microedition.lcdui.*;
import javax.microedition.midlet.MIDlet;
public class TickerDemo extends MIDlet implements CommandListener {
    private static final String TICKER_TEXT = "白日依山尽黄河入海流欲穷千里目更上一层楼";
    private Command exitCommand = new Command("Exit", Command.EXIT, 1);                
    private Form mainForm;
    public TickerDemo() {
        mainForm = new Form("Ticker演示");
        Ticker t = new Ticker(TICKER_TEXT);
        mainForm.setTicker(t);
        mainForm.addCommand(exitCommand);
        mainForm.setCommandListener(this);
       
    }                    
    protected void startApp() {
        Display.getDisplay(this).setCurrent(mainForm);        
    }
   public void commandAction(Command c, Displayable s) {
	if (c == exitCommand) {
	    destroyApp(false);
	    notifyDestroyed();
	}	
    }
    protected void destroyApp(boolean unconditional) {        
    }
    protected void pauseApp() {
    }    
}

						