incrementalindefinitegaugerunnabledemo.java

来自「J2ME手机游戏开发技术详解随书光盘」· Java 代码 · 共 53 行

import javax.microedition.lcdui.*;
import javax.microedition.midlet.MIDlet;
public class IncrementalIndefiniteGaugeRunnableDemo extends MIDlet implements CommandListener {
    private final static Command CMD_EXIT = new Command("Exit", 
                                                        Command.EXIT, 1);
    private Display display;
    private IncrementalIndefiniteGaugeRunnable indefinite;
  
    private Form mainForm;
    
    public IncrementalIndefiniteGaugeRunnableDemo() {
        display = Display.getDisplay(this);

        mainForm = new Form("Gauge演示");
        indefinite = new IncrementalIndefiniteGaugeRunnable(
                             "未知范围且阶段更新 - Incremental_Updating");
        new Thread(indefinite).start();
        mainForm.append(indefinite);
        mainForm.addCommand(CMD_EXIT);
        mainForm.setCommandListener(this);
        
    }

    /**
     * Signals the MIDlet to start and enter the Active state.
     */
    protected void startApp() {
        
        display.setCurrent(mainForm);
    }

    /**
     * Signals the MIDlet to terminate and enter the Destroyed state.
     */
    protected void destroyApp(boolean unconditional) {


        indefinite.setDone();
    }

    /**
     * Signals the MIDlet to stop and enter the Paused state.
     */
    protected void pauseApp() {
    }

    public void commandAction(Command c, Displayable d) {
        destroyApp(false);
        notifyDestroyed();
    }
}