imageitemmidlet.java

来自「<j2me 开发精解> 詹建光著 里所有的源码。对J2me的开发相当」· Java 代码 · 共 35 行

package com.j2medev.sample.chapter3;

import javax.microedition.midlet.*;
import javax.microedition.lcdui.*;

public class ImageItemMidlet extends MIDlet {
    
    private Form form = new Form("UIDemo");
    private Display display = null;
    private ImageItem item = null;
    public void startApp() {
        if(display==null) {
            display = Display.getDisplay(this);
            Image image = null;
            try {
                image = Image.createImage("/duke.png");
            } catch(Exception e) {
                e.printStackTrace();
            }
            if(image!=null) {
                //应该重点注意Item.LAYOUT_CENTER参数
                item = new ImageItem("居中显示", image, Item.LAYOUT_CENTER, "Duke");
                form.append(item);
            }
            display.setCurrent(form);
        }
    }
    
    public void pauseApp() {
    }
    
    public void destroyApp(boolean unconditional) {
    }
}