Android之与当前连接的wifi进行文件夹的浏览与传输
先上传jar文件；ConnectWifi.jar.zip
上传源文件：org.zip
使用实例及相应的注释；
import java.io.File;
import java.net.InetAddress;
import org.swiftp.Defaults;
import org.swiftp.FTPServerService;
import org.swiftp.Globals;
import org.swiftp.UiUpdater;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.os.Environment;
import android.os.Handler;
import android.os.Message;
import android.view.View;
public class MainActivity extends Activity {
private Context context;
// 处理
public Handler handler = new Handler() {
public void handleMessage(Message msg) {
switch (msg.what) {
case 0: // We are being told to do a UI update
// If more than one UI update is queued up, we only need to
// do one.
removeMessages(0);
updateUi();
break;
case 1: // We are being told to display an error message
removeMessages(1);
}
}
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
context = this;
// 实例化Globals
Globals.setContext(context);
}
public void start(View view){
Globals.setLastError(null);
// 注册更新界面的handler
UiUpdater.registerClient(handler);
// 需要打开的对应目录
File chrootDir = new File(Defaults.chrootDir);
if (!chrootDir.isDirectory())
return;
// 打开FTP服务
Intent intent = new Intent(context, FTPServerService.class);
Globals.setChrootDir(chrootDir);
if (!FTPServerService.isRunning()) {
if (Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState())) {
context.startService(intent);
}
} else {
context.stopService(intent);
}
}
// 绑定后的界面回调更新
public void updateUi() {
InetAddress address = FTPServerService.getWifiIp();
if (address != null) {
String port = ":" + FTPServerService.getPort();
System.out.println("ftp://" + address.getHostAddress() + (FTPServerService.getPort() == 21 ? "" : port));
}
}
@Override
protected void onStop() {
super.onStop();
// 反注册更新界面
UiUpdater.unregisterClient(handler);
}
}
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