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调用系统剪切板并传输到OtherActivity

Posted on 2013-04-14 20:22  ChanHuman  阅读(238)  评论(1)  编辑  收藏  举报

 

mainActivity.java：

 

 1 package com.example.intent3;
 2 
 3 import java.io.ByteArrayOutputStream;
 4 import java.io.ObjectOutputStream;
 5 import android.app.Activity;
 6 import android.content.Context;
 7 import android.content.Intent;
 8 import android.os.Bundle;
 9 import android.text.ClipboardManager;
10 import android.util.Base64;
11 import android.view.View;
12 import android.widget.Button;
13 
14 @SuppressWarnings("deprecation")
15 public class MainActivity extends Activity {
16     /** Called when the activity is first created. */
17     private Button button;
18 
19     @Override
20     public void onCreate(Bundle savedInstanceState) {
21         super.onCreate(savedInstanceState);
22         setContentView(R.layout.activity_main);
23         button = (Button) this.findViewById(R.id.button);
24         button.setOnClickListener(new View.OnClickListener() {
25             @Override
26             public void onClick(View v) {
27                 
28                 // 从android系统中调用剪切板的服务
29                 // ClipboardManager clipboardManager = (ClipboardManager)
30                 // getSystemService(Context.CLIPBOARD_SERVICE);
31                 // String name = "jack";
32                 // clipboardManager.setText(name);
33                 // Intent intent = new Intent(Main.this, OtherActivity.class);
34                 // startActivity(intent);
35                 MyData myData = new MyData("jack", 9);
36                 // 将对象转换成字符串
37                 ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
38                 String base64String = "";
39                 try {
40                     ObjectOutputStream objectOutputStream = new ObjectOutputStream(
41                             byteArrayOutputStream);
42                     objectOutputStream.writeObject(myData);
43                     base64String = Base64.encodeToString(
44                             byteArrayOutputStream.toByteArray(), Base64.DEFAULT);
45                     objectOutputStream.close();
46                 } catch (Exception e) {
47                     // TODO: handle exception
48                 }
49                 ClipboardManager clipboardManager = (ClipboardManager) getSystemService(Context.CLIPBOARD_SERVICE);
50                 clipboardManager.setText(base64String);
51                 Intent intent = new Intent(MainActivity.this, Other.class);
52                 startActivity(intent);
53             }
54         });
55     }
56 }

 

OtheAactivity.java：
package com.example.intent3;

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

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

@SuppressWarnings("deprecation")
public class Other extends Activity {

    private TextView textView;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        // TODO Auto-generated method stub
        super.onCreate(savedInstanceState);
        setContentView(R.layout.other);
        textView = (TextView) this.findViewById(R.id.msg);
        ClipboardManager clipboardManager = (ClipboardManager) getSystemService(Context.CLIPBOARD_SERVICE);
        String msgString = clipboardManager.getText().toString();
        byte[] base64_byte = Base64.decode(msgString, Base64.DEFAULT);
        ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(
                base64_byte);
        try {
            ObjectInputStream objectInputStream = new ObjectInputStream(
                    byteArrayInputStream);
            MyData myData = (MyData) objectInputStream.readObject();
            textView.setText(myData.toString());
        } catch (Exception e) {
            // TODO: handle exception
        }
    }
}
MyData.java：
package com.example.intent3;

import java.io.Serializable;

public class MyData implements Serializable {
    private static final long serialVersionUID = 1L;
    private String name;
    private int age;

    public MyData(String name, int age) {
        super();
        this.name = name;
        this.age = age;
    }
    public String getName() {
        return name;
    }
    public void setName(String name) {
        this.name = name;
    }
    public int getAge() {
        return age;
    }
    public void setAge(int age) {
        this.age = age;
    }
    @Override
    public String toString() {
        return "MyData [name=" + name + ", age=" + age + "]";
    }
}