android -> intent

---

---

#MainActivity.java

package com.example.s10;

import android.os.Bundle;

import android.app.Activity;

import android.content.Intent;

import android.view.Menu;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.Button;

import android.widget.EditText;

import android.widget.Toast;

public class MainActivity extends Activity implements OnClickListener{

EditText edt_name, edt_age;

Button btn_send, btn_exit;

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);

edt_name = (EditText)findViewById(R.id.edt_name);

edt_age = (EditText)findViewById(R.id.edt_age);

btn_send = (Button)findViewById(R.id.btn_send);

btn_exit = (Button)findViewById(R.id.btn_exit);

btn_send.setOnClickListener(this);

btn_exit.setOnClickListener(this);

}

@Override

public void onClick(View arg0) {

// TODO Auto-generated method stub

if(arg0.getId() == R.id.btn_exit){

finish();

}else {

Intent i = new Intent(this, bactivity.class); 

i.putExtra("NAME", edt_name.getText().toString());

i.putExtra("AGE", edt_age.getText().toString());

startActivityForResult(i,2);

}

}

@Override

protected void onActivityResult(int requestCode, int resultCode, Intent data) {

// TODO Auto-generated method stub

super.onActivityResult(requestCode, resultCode, data);

if(requestCode == 2){

if(resultCode == RESULT_OK){

Toast.makeText(this, "받은값" + data.getExtras().getString("HOME"), Toast.LENGTH_LONG).show();

}

}

}

@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;

}

}

---

#bactivity.java

package com.example.s10;

import android.app.Activity;

import android.os.Bundle;

import android.app.Activity;

import android.content.Intent;

import android.view.Menu;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.Button;

import android.widget.EditText;

import android.widget.TextView;

public class bactivity extends Activity {

TextView tv_result;

Button btn_close;

String name, age;

@Override

protected void onCreate(Bundle savedInstanceState) {

// TODO Auto-generated method stub

super.onCreate(savedInstanceState);

setContentView(R.layout.bactivity);

Intent ri = getIntent();

name = ri.getExtras().getString("NAME");

age = ri.getExtras().getString("AGE");

tv_result = (TextView)findViewById(R.id.tv_result);

btn_close = (Button)findViewById(R.id.btn_close);

tv_result.setText("이름:"+name+" 나이:"+ age);

btn_close.setOnClickListener(new View.OnClickListener() {

@Override

public void onClick(View arg0) {

// TODO Auto-generated method stub

Intent si = new Intent(bactivity.this, MainActivity.class);

si.putExtra("HOME", "대구 수성구");

setResult(Activity.RESULT_OK,si);

finish();

}

});

}//onCreate

}

---

Manifest.java

<?xml version="1.0" encoding="utf-8"?>

<manifest xmlns:android="http://schemas.android.com/apk/res/android"

    package="com.example.s10"

    android:versionCode="1"

    android:versionName="1.0" >

    <uses-sdk

        android:minSdkVersion="8"

        android:targetSdkVersion="19" />

    <application

        android:allowBackup="true"

        android:icon="@drawable/ic_launcher"

        android:label="@string/app_name"

        android:theme="@style/AppTheme" >

        <activity

            android:name="com.example.s10.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>

        <activity android:name="bactivity"></activity>

    </application>

</manifest>

---

---