第七次

package com.example.sevenzuoy;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

public class MainActivity extends Activity implements View.OnClickListener{

    private EditText mPhone;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        Button mBu = (Button) findViewById(R.id.bu);
        mBu.setOnClickListener(this);
        mPhone = (EditText) findViewById(R.id.phone);
    }

    @Override
    public void onClick(View v) {
        // TODO Auto-generated method stub
        int Phone = Integer.parseInt(mPhone.getText().toString());
        Intent intent = new Intent(MainActivity.this, MyActivity.class);
        intent.putExtra("phone", Phone);
        startActivityForResult(intent, 1);
    }
    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        switch (resultCode) {
        case 1:
            int money = data.getIntExtra("money", 0);
            Toast.makeText(this, "您充值的钱数为"+money+"", 0).show();
            break;
        default:
            Toast.makeText(this, "充值失败", 0).show();
            break;
        }
    }
    
}

package com.example.sevenzuoy;

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


public class MyActivity extends Activity {
    private EditText Money;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_my);
        TextView Phone = (TextView) findViewById(R.id.phone);
        Intent intent = getIntent();
        int phone = intent.getIntExtra("phone", 0);
        Phone.setText(phone+"");
        Money = (EditText) findViewById(R.id.money);
        
    }
 public void yes(View v) {
     int money = Integer.parseInt(Money.getText().toString());
     Intent intent = new Intent();
     intent.putExtra("money", money);
     setResult(1, intent);
     finish();
 }
 public void no(View v) {
     Intent intent = new Intent();
     setResult(2, intent);
     finish();
 }

}

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context="com.example.sevenzuoy.MainActivity" >
   <LinearLayout
       android:layout_width="match_parent"
       android:layout_height="wrap_content"
       android:orientation="horizontal" >
        <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="请输入您的手机号" />

        <EditText
            android:id="@+id/phone"
            android:layout_width="match_parent"
            android:layout_height="wrap_content" />

   </LinearLayout>
   <Button
       android:id="@+id/bu"
       android:layout_width="wrap_content"
       android:layout_height="wrap_content"
       android:text="充值"
       android:layout_centerInParent="true"
       />
   

</RelativeLayout>

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context="com.example.sevenzuoy.MyActivity" >
   <LinearLayout 
       android:layout_width="match_parent"
       android:layout_height="wrap_content"
       android:orientation="horizontal">
    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="您的号码是：" />
    <TextView
        android:id="@+id/phone"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content" />
       </LinearLayout>
       
        <LinearLayout 
       android:layout_width="match_parent"
       android:layout_height="wrap_content"
       android:orientation="horizontal"
       android:layout_centerVertical="true">
    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="请输入充值金额"/>
    <EditText
        android:id="@+id/money"
        android:layout_width="match_parent"
        android:layout_height="wrap_content" />
       </LinearLayout>
       <Button 
           android:layout_width="wrap_content"
           android:layout_height="wrap_content"
           android:onClick="yes"
           android:text="充值"
           android:layout_alignParentBottom="true"/>
         <Button 
           android:layout_width="wrap_content"
           android:layout_height="wrap_content"
           android:onClick="no"
           android:text="取消"
           android:layout_alignParentBottom="true"
           android:layout_alignParentRight="true"/>
   
</RelativeLayout>