res/layout/ex03_10.xml

res/layout/ex03_10_01.xml

src/EX03_10.java

package gphone.ex03_10;import android.app.Activity;import android.content.Intent;import android.os.Bundle;import android.view.View;import android.widget.Button;import android.widget.EditText;import android.widget.RadioGroup;public class EX03_10 extends Activity {	Button btn=null;	EditText etWeight=null;	RadioGroup rgSex=null;    /** Called when the activity is first created. */    @Override    public void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.ex03_10);        btn=(Button)findViewById(R.id.btn);        etWeight=(EditText)findViewById(R.id.etWeight);        rgSex=(RadioGroup)findViewById(R.id.rgSex);        btn.setOnClickListener(new Button.OnClickListener(){			@Override			public void onClick(View v) {				// TODO Auto-generated method stub				String strWeight=etWeight.getText().toString();								String strSex="女";				if(rgSex.getCheckedRadioButtonId()==R.id.radio_man)				{					strSex="男";				}				else				{					strSex="女 ";				}				Bundle b=new Bundle();				b.putString("Weight", strWeight);				b.putString("Sex", strSex);				Intent intent=new Intent();				intent.putExtras(b);				intent.setClass(EX03_10.this,EX03_10_01.class);				startActivity(intent);							}        	        });    }}

src/EX03_10_01.java

package gphone.ex03_10;import android.app.Activity;import android.os.Bundle;import android.widget.TextView;public class EX03_10_01 extends Activity{	TextView tvResult=null;	@Override	protected void onCreate(Bundle savedInstanceState) {		// TODO Auto-generated method stub		super.onCreate(savedInstanceState);		setContentView(R.layout.ex03_10_01);		tvResult=(TextView)findViewById(R.id.tvResult);				Bundle b=this.getIntent().getExtras();		String strWeight=b.getString("Weight");		String strSex=b.getString("Sex");		tvResult.setText("结果为："+strWeight+","+strSex);	}}

运行结果