filerform.java

蓝牙上网 j2me的源代码

package Tonttu;

import java.util.Enumeration;
import javax.microedition.io.Connector;
import javax.microedition.io.file.FileConnection;
import javax.microedition.lcdui.Command;
import javax.microedition.lcdui.CommandListener;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Displayable;
import javax.microedition.lcdui.Form;
import javax.microedition.lcdui.Item;
import javax.microedition.lcdui.ItemCommandListener;
import javax.microedition.lcdui.StringItem;

public class FilerForm extends Form implements CommandListener, ItemCommandListener {
	
	final String PATH = TonttuMIDlet.tonttuMIDlet.getAppProperty("Directry");
	
	private Command[] command = new Command[1];
	private Enumeration files = null;
	private FileConnection fc = null;
	
	FilerForm() {
		super("Select a file");
		
		command[0] = new Command("Cancel", Command.EXIT, 1);
		addCommand(command[0]);
		setCommandListener(this);
		
		openDir();
	}
	
	private void openDir() {
		try {
			fc=(FileConnection) Connector.open(PATH ,Connector.READ);
			files = fc.list();
		} catch(Exception e) {
			return;
		}
		deleteAll();
		String str;
		while(files.hasMoreElements()) {
			str = (String)files.nextElement();
			if(str.toLowerCase().endsWith(".mp3") || str.toLowerCase().endsWith(".aac") || str.toLowerCase().endsWith(".m4a")) {
				addItem(str);
			}
		}
	}
	
	private void addItem(String fileName) {
		StringItem item = new StringItem("", fileName);
		item.setLayout(Item.LAYOUT_2|Item.LAYOUT_NEWLINE_AFTER);
		item.setDefaultCommand(new Command("Open", Command.SCREEN,0));
		item.setItemCommandListener(this);
		append(item);
	}
	
	public void commandAction(Command c, Item item) {
//		String filePath = PATH + "/" + ((StringItem)item).getText();
		if(TonttuMIDlet.tonttuMIDlet.playerCanvas.player != null) {
			TonttuMIDlet.tonttuMIDlet.playerCanvas.closePlayer();
		}
//		TonttuMIDlet.tonttuMIDlet.playerCanvas.getPlayer(filePath);
		TonttuMIDlet.tonttuMIDlet.playerCanvas.getPlayer(((StringItem)item).getText());
		Display.getDisplay(TonttuMIDlet.tonttuMIDlet).setCurrent(TonttuMIDlet.tonttuMIDlet.playerCanvas);
	}
		
	public void commandAction(Command c, Displayable d) {
		if(c == command[0]) {
			Display.getDisplay(TonttuMIDlet.tonttuMIDlet).setCurrent(TonttuMIDlet.tonttuMIDlet.playerCanvas);
		}
	}
}