查询手机支持的多媒体类型和协议

王朝other·作者佚名  2008-05-31
窄屏简体版  字體: |||超大  

import Javax.microedition.lcdui.*;

import javax.microedition.midlet.*;

import javax.microedition.media.*;

public class MediaInformationMIDlet extends MIDlet implements CommandListener {

private Form mInformationForm;

public void startApp() {

if (mInformationForm == null) {

mInformationForm =

new Form("Content types and protocols");

String[] contentTypes =

Manager.getSupportedContentTypes(null);

for (int i = 0; i < contentTypes.length; i++) {

String[] protocols =

Manager.getSupportedProtocols(contentTypes[i]);

for (int j = 0; j < protocols.length; j++) {

StringItem si = new StringItem(contentTypes[i] + ": ",

protocols[j]);

//si.setLayout(Item.LAYOUT_NEWLINE_AFTER);

mInformationForm.append(si);

}

}

Command exitCommand = new Command("Exit", Command.EXIT, 0);

mInformationForm.addCommand(exitCommand);

mInformationForm.setCommandListener(this);

}

Display.getDisplay(this).setCurrent(mInformationForm);

}

public void pauseApp() {}

public void destroyApp(boolean unconditional) {}

public void commandAction(Command c, Displayable s) {

notifyDestroyed();

}

}

(出处:http://www.knowsky.com)

 
 
 
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