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Invoke an activity for result -- Source

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Source code for First.java

package com.easyway2in;
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.Toast;

public class First extends Activity {
Button button;
int request_code;
 @Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.first_layout);
request_code=1;
button = (Button) findViewById(R.id.bn) ;
button.setOnClickListener(new OnClickListener() {

@Override
public void onClick(View arg0) {
// TODO Auto-generated method stub
Intent i = new Intent("com.easyway2in.Second");
startActivityForResult(i, request_code);
}
});
}

 @Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.first_layout, menu);
return true;
}
 
public void onActivityResult(int requestcode, int resultcode, Intent data)   
{
if(request_code==requestcode)
{
if(resultcode==RESULT_OK)
{
Toast.makeText(getBaseContext(),data.getData().toString(), Toast.LENGTH_SHORT).show();
}
}  
}
}

 Source code for Second.java
package com.easyway2in;                                                                                                                          
import org.w3c.dom.Text;
import android.app.Activity;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;

public class Second extends Activity{
Button bn;
EditText txt;
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
setContentView(R.layout.second_layout);
bn = (Button) findViewById(R.id.bn);
txt = (EditText) findViewById(R.id.text);
bn.setOnClickListener(new OnClickListener() {

@Override
public void onClick(View arg0) {
// TODO Auto-generated method stub
Intent data = new Intent();
String value = txt.getText().toString();
data.setData(Uri.parse(value));
setResult(RESULT_OK, data);
finish();
}
});
}}                                                                                                                                                     
Source code for first_layout.xml
<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"
    tools:context=".First" >

    <Button android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:id="@+id/bn"
    android:text="NEXT ACTIVITY"
        android:layout_centerInParent="true"
        />

</RelativeLayout>                                                                                                                                     



Source code for second_layout.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"                                
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="horizontal" >
 <EditText
     android:layout_width="150dp"
     android:layout_height="wrap_content"
     android:id="@+id/text"     
     />
 <Button
     android:layout_width="wrap_content"
     android:layout_height="wrap_content"
     android:id="@+id/bn"
     android:text="@string/bnname"     
     />
</LinearLayout>                                                                                                                                 

Source code for strings.xml
                              
    <?xml version="1.0" encoding="utf-8"?>                                                                                        
<resources>

    <string name="app_name">SecondApp</string>
    <string name="hello_world">Hello world!</string>
    <string name="menu_settings">Settings</string>
    <string name="bnname">Submit</string>

</resources>                                                                                              

Source code for AndroidManifest.xml
 <?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"                                        
    package="com.easyway2in"
    android:versionCode="1"
    android:versionName="1.0" >

    <uses-sdk
        android:minSdkVersion="8"
        android:targetSdkVersion="16" />

    <application
        android:allowBackup="true"
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name"
        android:theme="@style/AppTheme" >
        <activity
            android:name="com.easyway2in.First"
            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=".Second"
            android:label="@string/app_name" >
            <intent-filter>
                <action android:name="com.easyway2in.Second" />

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

</manifest>                                                                                                                                          





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