MainActivity
[java]
package com.example.clipboard;

import java.io.ByteArrayOutputStream;
import java.io.ObjectOutputStream;

import android.os.Bundle;
import android.annotation.SuppressLint;
import android.app.Activity;
import android.content.ClipData;
import android.content.ClipboardManager;
import android.content.Context;
import android.content.Intent;
import android.util.Base64;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;

@SuppressLint("NewApi")
public class MainActivity extends Activity implements OnClickListener{

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);

Button button01 = (Button) findViewById(R.id.button1);
button01.setOnClickListener(this);
}

@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.main, menu);
return true;
}

@Override
public void onClick(View v) {
// TODO Auto-generated method stub
Intent intent = null;
switch (v.getId()) {
case R.id.button1:
intent = new Intent(this,MainActivity01.class);
ClipboardManager clipboard = (ClipboardManager) getSystemService(Context.CLIPBOARD_SERVICE);

Data clipboardData = new Data();
clipboardData.id = 123456;
clipboardData.name = "hellogxp";

ByteArrayOutputStream baos = new ByteArrayOutputStream();
String base64Str = "";
try{
ObjectOutputStream oos = new ObjectOutputStream(baos);
oos.writeObject(clipboardData);
base64Str = Base64.encodeToString(baos.toByteArray(), Base64.DEFAULT);
oos.close();
}catch(Exception e){

}

ClipData clipdata = ClipData.newPlainText("data", base64Str);
clipboard.setPrimaryClip(clipdata);
startActivity(intent);
break;

default:
break;
}

}

}
[/java]
MainActivity01
[java]
package com.example.clipboard;

import java.io.ByteArrayInputStream;
import java.io.ObjectInputStream;

import android.os.Bundle;
import android.app.Activity;
import android.content.ClipboardManager;
import android.content.Context;
import android.util.Base64;
import android.view.Menu;
import android.widget.TextView;

public class MainActivity01 extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main_activity01);

TextView textView01 = (TextView) findViewById(R.id.textview01);
ClipboardManager clipboard = (ClipboardManager) getSystemService(Context.CLIPBOARD_SERVICE);
String base64Str = clipboard.getPrimaryClip().getItemAt(0).getText().toString();
byte[] buffer = Base64.decode(base64Str, Base64.DEFAULT);
ByteArrayInputStream bais = new ByteArrayInputStream(buffer);
try{
ObjectInputStream ois = new ObjectInputStream(bais);
Data data = (Data) ois.readObject();
textView01.setText(base64Str + "\n\ndata.id" + data.id + "\ndata.name" + data.name);
}catch(Exception e){

}
}

@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.main_activity01, menu);
return true;
}

}
[/java]
完整项目文件
http://pan.baidu.com/s/1jGwUlP8