Activity中Intent传递数据--Bundle

<span style="font-size:18px;">///////////mainAvtivity//////////////</span>

<span style="font-size:18px;">package com.demo.clf;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.EditText;

public class MainActivity extends Activity {

	private EditText et_name1;
	private EditText et_name2;
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);

		et_name1 = (EditText) findViewById(R.id.name1);
		et_name2 = (EditText) findViewById(R.id.name2);
	}

	public void click(View v){
		String name1 = et_name1.getText().toString();
		String name2 = et_name2.getText().toString();

		Intent intent = new Intent(this, SecondActivity.class);
//		intent.putExtra("name1", name1);
//		intent.putExtra("name2", name2);

		<span style="color:#ff0000;">//用bundle对象存储数据
		Bundle extras = new Bundle();
		extras.putString("name1", name1);
		extras.putString("name2", name2);
		intent.putExtras(extras);
		startActivity(intent);</span>
	}

}
</span>

<span style="font-size:18px;">/////////////////////secondActivity/////////////////////////////</span>

<pre name="code" class="java">public class SecondActivity extends Activity {

	private TextView tv_name1;
	private TextView tv_name2;
	protected void onCreate(Bundle savedInstanceState) {
		// TODO Auto-generated method stub
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_second);

		tv_name1 = (TextView) findViewById(R.id.name1);
		tv_name2 = (TextView) findViewById(R.id.name2);

		Intent intent = getIntent();
//		String name1 = intent.getStringExtra("name1");
//		String name2 = intent.getStringExtra("name2");

		//获取bundle对象
		Bundle bundle = intent.getExtras();
		String name1 = bundle.getString("name1");
		String name2 = bundle.getString("name2");

		tv_name1.setText(name1);
		tv_name2.setText(name2);

	}
}

<span style="font-size:18px;">//////////////////////xml需要注册secondActivity///////////////////</span>

<span style="font-size:18px;"><activity
            android:name=".MainActivity"
            android:label="@string/app_name" >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
        
       <span style="color:#cc0000;"> <activity
            android:name=".SecondActivity"
            android:label="SecondActivity" >
            <intent-filter>
                <action android:name="com.meldoy.demo" />

                <category android:name="android.intent.category.DEFAULT" />
            </intent-filter></span>
        </activity>
</span>